21. In India more than one hundred languages are spoken， ________ which only fourteen are recognized as official. / R9 Z: e$ e& ^- X# I& WA) of B) in C) with D) within 0 ?; }* p# v! I! [0 F/ |22. Techniques for ________ sleep would involve learning to control both mind and body so that sleep can occur.# h# f* A( z5 v
A) cultivating B) promoting C) pushing D) strengthening7 w+ N* G( T2 l/ l1 O- H
23. It is important to ___ between the rules of grammar and the conventions of written language.5 Y! o7 S: O% |. {* n# j' F$ N1 X
A) determine B) identify C) explore D) distinguish: C+ z" H6 O5 y2 a2 U! R+ t; b
24. It is too early to say whether IBM‘s competitors will be able to ________ their products to the new hardware at an affordable cost. / X! S' [5 v$ U! E* u1 SA) adapt B) stick C) yield D) adopt) L& }7 U# F! X' Y1 A# h
25. This research has attracted wide coverage in the ________ and has featured on BBC television‘s Tomorrow’s World.8 o0 U& _, e& Z6 T& b( U% I
A) data B) source C) message D) media0 x8 X( q0 ^) n3 s* s3 T+ n
21-25 ABDAD
发表于 2012-8-14 13:31:34
