1 The lofty walls of the castle seemed impregnable.

2 The team built up an impregnable 5-1 lead.

3 The Bundesbank's seemingly impregnable position has begun to weaken.

4 Surrey have been building up an impregnable lead in this season's County Championship.

5 They will establish impregnable fortresses.

6 Subject, verb, object: the unadorned, impregnable sentence.

7 Fortify thyself with contentment: that is an impregnable stronghold. Epictetus 

8 Occupying fairly impregnable clifftop villages, they prospered in the practice of agriculture.

9 As a working theory this is impregnable, whether considered sceptically or superstitiously.

10 It must be impregnable, especially if attacked by the adherents of those long established religious beliefs that confer privileges.

11 The Confederates considered the works impregnable, but they did not depend solely upon them.

12 The case Starr builds must be as impregnable as Fort Knox.

13 The great and impregnable fortress is accessible by means of four highways built on lofty viaducts.

14 Grant was still mired in the mud before impregnable Vicksburg.

15 And Andrus would be untouched, impregnable behind his rigid simplicities.

16 The heights of Kennesaw were impregnable.

17 On this problem, she was impregnable.

18 " The lines around Kennesaw Mountain are impregnable.

19 The old Dutch fort with its thick high walls looks virtually impregnable.

20 Despite burglar alarms and window locks, homes are never impregnable against determined thieves.

21 Almost the only place where the Conservatives did badly was the normally impregnable Birmingham.

22 It was stacked with the usual assortment of crates and containers, impregnable behind an ingenious array of clamps and locks.

23 Although encircled by its enemies, I knew just how impregnable it was.

24 The one factor that still tilts general election predictions in the Tories' favour is that their hillcrest position seems ultimately impregnable.

25 Built in 1537 of brick, it has immense circular mural towers and massive, impregnable walls.

26 They did not want to waste their time, effort, money and future chances in taking on an impregnable President.

27 Its plush vegetation crowded the restraining fence that had been made strong, damned near impregnable, to hold it back.

28 The conventional wisdom having been made more or less identical with sound scholarship, its position is virtually impregnable.

29 Their mountainous homeland with its fortress valleys was a near impregnable base from which to sally forth.

30 The problem invariably is that the enemy is simply inflexible or impregnable.

1 The lofty walls of the castle seemed impregnable.

2 The old Dutch fort with its thick high walls looks virtually impregnable.

3 Despite burglar alarms and window locks, homes are never impregnable against determined thieves.

31 Their partner relation is as impregnable as the rock.

32 The lawyer won his case with an impregnable argument.

33 Reason: It is an impregnable fortress Fu Yu disaster.

34 Their impregnable arguments are hard to rebut.

35 Impregnable pass is overflowed , pu Dingzheng is striding strong and vigorous walking hasty and forward.

36 Only in this way can you be an impregnable position for good.

37 Do pair of hackers trade on stockjobber net with respect to impregnable?

38 Has had the perfect product and the service channel, we can stand firm in the market, in mixes the cards in the process is in an impregnable position.

39 They were all impregnable, as the Party intended that they should be.

40 The dike that is protected by Mangrove forest is impregnable!

41 Wants to be in an impregnable position in the market competition, the enterprise must renew the cost control idea, its key must look at the enterprise cost expense depression.

42 But he has also revealed how some ill-judged words from a TV pundit played a part in his impregnable display against Arsenal on Sunday.

43 Business then had entrenched itself into an impregnable position in American life.

44 When fluctuation in input voltages or inconformity of welding materials occurs, the effect of welding is basically impregnable within an appropriate range.

45 They is virtually impregnable to attack from any other party.

46 Before World War II, the French regarded their Maginot Line as an impregnable bulwark against a German invasion.

47 Because the United States to take the Keynesian state intervention policy after World War II increase in national strength, the world's more powerful position impregnable .

47

48 Over time Nansen came to "laugh at the ice; we are living as it were in an impregnable castle."

49 "Ashamed of drinking! " The tippler brought his speech to an end, and shut himself up in an impregnable silence.

50 No monarch in his impregnable fortress is more secure than the cony in his rocky burrow.

51 In those impregnable mountains, the guerrillas could hold out for years.

52 His position is impregnable as long as the sun shines.