2012年12月大学英语六级语法专项练习(8) L. d2 T. S; Z$ I6 K" t8 n2 a! e
46. Soldiers act in ________ to the orders of their officers. + u3 J1 Z4 t$ b8 z* a* v( [: W A) obligation B) objection C) obedience D) offence(A) $ E" l# V/ P$ I8 m6 N1 n. f 47. ________ after the Second World War that test pilots first attempted to break the "Sound barrier."4 e. J) H$ C* q# J
A) It was shortly B) Until shortly C) Shortly was it D) Shortly(C)" f2 `& C$ f3 }
48. ________ in the Atacama Desert. R/ g% r- O# n V A) It never virtually rains B) It virtually never rains中华考试网(www.Examw。com) 2 G9 l" G( Y0 l, n' f V C) Never it rains virtually D) Never virtually it rains(D) : j4 D: ]' A# E! z" b6 n: X% l 49. Society now requires the university to be a part of the community. ________, students themselves expect to play a role in the affairs of society.5 y, ]% K) R* d! h/ w
A) Hence B) However C) Moreover D) Otherwise(D) ; n3 m: E$ c% [( d 50. Superconductors lose electrical resistance only ________ subjected to intense cold.! i5 x' h f6 ]9 |; G/ C
A) through B) when C) as D) by(A) 5 B) ?7 q/ [. Y( X答案:46. A 47. C 48. D 49. D 50. A