(1) The rugby tour was a disaster both on and off the pitch.

(2) A neon sign flashed on and off above the door.

(3) It rained on and off all day.

(4) Coloured bulbs flashed on and off around the sign.

(5) The lights flickered on and off.

(6) She fascinated him, both on and off stage.

(7) Sam was flicking a flashlight on and off.

(8) An illuminated sign flashed on and off.

(9) Red warning lights flashed on and off .

(10) The heating automatically switches on and off at pre-set temperatures.

(11) I've had toothache on and off for a couple of months.

(12) He was flamboyant and temperamental on and off the stage.

(13) Players need discipline both on and off the field .

(14) The team have had a bad year(), both on and off the field.

(15) He's been smoking for 10 years now, on and off.

(16) With the Explorer pass, you can get on and off the bus as you please .

(17) Their conduct both on and off the pitch was excellent.

(18) She was the ideal American teenager, both on and off screen.

(19) I was still working on and off as a waitress to support myself.

(20) Do they mind all this jumping on and off?

(21) A big red warning light flashed on and off.

(22) I spent days, on and off, fiddling with it.

(23) The room blinked on and off with light ning.

(24) A large blue diamond was flashing on and off.

(25) The lights began to flicker on and off.

(26) By toggling this key, you can switch the italics on and off.

(27) He was a player who always conducted himself impeccably, both on and off the field.

(28) For Liverpool fans, it was a night to remember both on and off the field .

(29) The crowds were once again entertained by the number one tennis player's antics on and off the court.

(30) Don't confuse me with technicalities——all I need to know is how to turn the machine on and off.

(1) The rugby tour was a disaster both on and off the pitch.

(2) A neon sign flashed on and off above the door.

(31) Lights flashing on and off in my head.

(32) Dials and switches flashed on and off.

(33) But higher speeds than the normal three kilometres per hour pose problems getting on and off the moving walkway.

(34) It's getting dark, so the lights look extra pretty, flashing on and off.

(35) I dressed, got the scooter out, turned the motor on and off I went.

(36) I walked to the front door, checked my watch, and flicked the porch light on and off three times.

(37) There are thousands of tax-paying jobs generated on and off the reservation.

(38) There were a lot of strange noises like the sound of the refrigerator unit going on and off in the trailer.

(39) With precise control both units can be set to operate on and off at the same setting with consequent better heat distribution.

(40) The electricity industry has an extra desire: to switch consumers' equipment on and off from a central point.

(41) They bustled to and fro across the dock and swarmed on and off the ships.

(42) These will turn your lights on and off automatically, giving the impression that your house is occupied.

(43) Footwear gives protection, comfort and warmth on and off the water.

(44) I suspect all doctors must learn how to turn charm on and off like a tap.

(45) It is not some kind of Bunsen Burner that can be turned on and off at will.

(46) From time to time somebody would burst into song or laughter, and some people continued to whisper on and off all through the night.

(47) Elise and Sawyer say they have been the most frequent victims of harassment both on and off campus.

(48) The elastic stretches so that the shoe can be slipped on and off.

(49) In the airport she practiced with her knapsack, trying to slide it on and off.

(50) Visual images flashed on and off at fractions of a second to imprint themselves on the subconscious mind.

(51) This stopcock may need a special key to turn it on and off.

(52) I've been doing smack on and off for about five years.

(53) James mingling with the famous(Sentence dictionary), on and off the screen.

(54) In and out, on and off, they're coming at us from all sides.

(55) She's old and needs help getting on and off the bus.

(56) Reeves has been meeting on and off for two days with Giants management.

(57) Genes are not conscious and do not choose to cooperate; they are inanimate molecules switched on and off by chemical messages.

(58) A couple of years older than dad, she had lived in London for three decades, on and off.

(59) He gives them confidence and compliments, both on and off the court.

(60) Then we went for a walk, with him continually flying on and off my shoulder.

(61) Household lights were repeatedly switched on and off, in protest against the government's economic adjustment programme.

(62) He walked towards the entrance; a fancy airlock system over which a large illuminated sign flashed on and off.

(63) The control panels have a high-tech look, and you can toggle the heads-up on and off during your flight.

(64) It could be put on and off each day, although with difficulty.

(65) You can use your included Canal Bus Pass to hop on and off the Rembrandt cruise.

(66) I try to do it on and off the race track.

(67) A neon sign flashed on and off in the window.

(68) The mine was worked on and off again until 1955, and then Mowry became a ghost town.

(69) My husband has suffered from heartburn on and off for years and has recently been diagnosed as having a hiatus hernia.

(70) More aptly, he can turn them on and off in the body like a conductor runs a streetcar along a track.

(71) I worked on and off on Tremayne's book for the rest of the morning but found it hard to concentrate.

(72) But Giambi and McGwire have become a great team, on and off the field.

(73) After studying accountancy at Chicago University, he worked on and off as an investment analyst.

(74) In the true spirit of a scandalous soccer star, Gallacher was flamboyant and temperamental on and off the park.

(75) Relations between the two Test teams had soured, both on and off the field.

(76) He'd had them on and off for the past couple of weeks.

(77) Its light flickered on and off for a moment, as if it was making itself comfortable in a mechanical kind of way.

(78) It's a big white ambulance with a blue light on top, flashing on and off.

(79) More and more research on and off the college campus is being done with the assistance of computer equipment.

(80) The City is one of the few places left with the old London buses you can jump on and off.

(81) Jonathon's eyes, unprotected, blinked on and off,(/on and off.html) unused to open air.

(82) Celtic, who have problems on and off the field, travel to Dens Park without injured Brian O'Neil.

(83) On and off the field the national game of the Land of Song is in a discordant mess.

(84) But for a year on and off, I carried my arm in a sling.

(85) Also, the gloves were often dusted with cornstarch or powder to make it easier to pull them on and off.

(86) The spokeswoman says Disney has 50 to 70 toll-free numbers, which it turns on and off to coincide with special promotions.

(87) After she had left the office, Wyatt sat and listened to the ventilator go on and off.

(88) She has worked, on and off, as a freelance proof reader and copy editor for a national publisher.

(89) It's real great to watch them cos they blink on and off all the time.

(90) She lay awake reaching her conclusions, mentally switching the light on and off, until she began to see other things.

(91) He had charm, and he could turn it on and off like an electric light.

(92) Transgenic mice provide a particularly powerful way of studying how genes affect development and how they are turned on and off.

(93) For the province's future Olympic hopefuls have been brushing up on skills both on and off the sports fields.

(94) At home, people want to dim lights or to switch them on and off during long holidays.

(95) Buy a programmable thermostat that will turn your heating system on and off according to your schedule.

(96) Williams has a bad rep, both on and off the field.

(97) With the other type switch on and off is non-automatic.

(98) Is It'something you can turn on and off like a faucet?

(99) If they are too large, the cooling unit cycles on and off and operates inefficiently.

(100) One of the options you can set is number, which turns line numbering on and off (see Listing 1).

(101) The FAP's fluorescence can be turned on and off by adding or removing the fluorogen, a characteristic that makes the fluoromodules more useful than other fluorescent proteins.

(102) And when it comes to sure - footed driving - on and off - road - this mini - SUV excels in all departments.

(103) Hoping to understand what's happening in those clouds, epigenetics researchers have focused on biochemical switches that turn genes on and off.

(104) Tournament director Steve Simon is well aware of Henin's glowing stature and marketability, both on and off the court.

(105) Sixty-three percent can turn a computer on and off, and 69 percent can use a mouse.

(106) Reppert found that clock proteins switch on and off the gene that produces vasopressin.

(107) The sub-threshold current test, which is often done at the wafer level, is a measure of how quickly the device will turn on and off.

(108) You can apply styles, turn perspective on and off, and even control shadow settings without leaving LayOut.

(109) Take care when stepping on and off the escalator; take extra care if you wear bifocals.

(110) If the audience demands numerable curtain calls and the actors are moving on and off stage via the wings they may 'break the legs', 'legs' being a common name for side curtains/masks.

(111) In the middle of carting 70 pieces of luggage, an electronic piano, and other equipment through airports and on and off a tour bus, it's easy to wonder,(http:///on and off.html) "Why are we doing this?"

(112) She Thinks - Seems like an average condom to me. Easy on and off make clean up quicker.

(113) In a dc-dc converter with a given input voltage, the average output voltage is controlled by controlling the switch on and off durations (ton and toff).

(114) The fluorescent tuning on and off can be achieved by the stimuli of acid, which will protonate the central nitrogen atom of triphenylamine unit to stop the PIET process.

(115) These four genes then produced transcription factors turning on and off other genes, and pushing the cell to "dedifferentiate" into stem cells.

(116) Gate Turn-Off Thyristor is a kind of power electronic element. It can control both on and off.

(117) Power response is uniform, with smoother variations on and off - axis.

(118) Dad flickers on and off: smiling in his chair, running in place, kneeling near the magazine rack.

(119) Many machining operations require coolant for lubrication and cooling purposes. Coolant can be turned on and off form within the machine cycle.

(120) Officials say some detainees go on and off hunger strike from time to time.

(121) It is a workshop where workers are required to clock on and off.

(122) Reclusive billionaire Howard Hughes racked up millions of dollars in hotel bills while staying on and off for 30 years at the four bungalows at the Beverly Hills Hotel from 1942 onwards.

(123) You can toggle line numbering on and off in your code.

(124) Each cell could represent simple states like on and off, creating an ever-changing lattice that could be programmed with simple rules in a computer.

(125) Tap-Lock Timing BELT pulley with Taper-Lock Bushing is easy on and off, it can be used on variable hubs due to Taper-Lock bushing Bushing bores.

(126) Mistaking signal problem occurring in capacitor bank with microcomputer protection is discussed. This bank is switched on and off by the vacuum circuit breaker.

(127) And I believe, from what I know of him, he was a bit of a rake. We bivouacked together on and off for nearly two years.

(128) The researchers developed a new screening system, based on a naturally fluorescent protein called luciferase, to identify small molecules that inhibit proteins that turn genes on and off.

(129) You can turn this "snap to grid" feature on and off and change the size of the layout grid cells.

(130) The transient peak voltage of the heterojunctions were observed when the laser was turned on and off, and increased with chopping frequency and showed saturate tendency finally.

(131) For example, many cancer drugs must be given episodically , where the patient alternates periods on and off the drug, to minimize toxicity.

(132) Sparks were emitted from small black boxes and red lamps flashed on and off angrily.

(133) A trend-setter on and off court, maria will share the latest and hottest fashion, beauty and wellness and health and fitness tips with readers.

(134) Diamondback terrapins, which were overharvested for turtle soup in the early 19th century, have been protected in New York on and off over the past decades.

(135) Someone in szechwan province, china is using his computer to turn our lights on and off.

(136) Rebecca and I had lived together on and off for years.

(137) The IMF calculates that the stock of domestic loans, including those both on and off banks' books, reached 173% of China's gross domestic product as of the end of June.

(138) Histones are proteins involved in regulating genes turned on and off.

(139) This deformation happens when the vacuum pump is switched on and off.

(140) Turns the Word Wrap feature on and off in the Output pane.

(141) Pull-on style with knit cuff detail for easy on and off.

(141) Wish you will love and make progress everyday!

(142) A commissar retains the absolute right to administer justice both on and off the battlefield.

(143) Turn Babushka on and off by pushing down on the top of the light, and watch it faze through its cycle revealing varied colors as it goes.

(144) Something called the Mittelos Bioscience Corporation, which sounds as if it does terrible things to baby ducks, has maintained an inscrutably nefarious presence on and off the island for some time.

(145) Through a flip-flop, monostable or amplifying circuit composed of a CMOS element, the electromotive force controls the on and off, the delaying or the instantaneous on and off of the load.

(146) Using this technique eliminates constant signing on and off of the host system when running your IO.

(147) Ironically, greyhound racing aficionados were constantly 'clean bowled' by the deeds of Brett Lee - on and off the track!

(148) Elasticized lacing system combined with hook-and-loop flaps at the ankle provide a quick and easy on and off.

(149) You are bushwhacking through consciousness, and you will come to a place where the vistas are grand and you have completely new options about where to go both on and off this planet.

(150) I even bought a FM transmitter , trying to send her music to my auto radio so that I can enjoy it when going on and off duty.

(151) Researchers in Canada looked at fifty-two overweight women who'd been dieting on and off for an average of eighteen years.