2012年12月大学英语六级作文写作技巧(38)
* O1 M' z$ k. } s! {' z7 y 总分总结构举例
/ M+ b, B: S* t: I* \# ~" L Cloze Test 3 8 q7 Q2 r. P$ J. S8 M2 I
Sleep is divided into periods of so-called REM sleep, characterized by rapid eye movements and dreaming, and longer periods of non-REM sleep. 41 kind of sleep is at all well-understood, but REM sleep is 42 to serve some restorative function of the brain. The purpose of non-REM sleep is even more 43 . The new experiments, such as these 44 for the first time at a recent meeting of the Society for Sleep Research in Minneapolis, suggest fascinating explanations 45 of non-REM sleep.
( V/ V5 D7 S' H, U) m- q# @3 m For example, it has long been known that total sleep 46 is 100 percent fatal to rats, yet, 47 examination of the dead bodies, the animals look completely normal. A research has now 48 the mystery of why the animals die. The rats 49 bacterial infections of the blood, 50 their immune systems-the self-protecting mechanism against diseases-had crashed. ) E. P0 M/ i9 @$ A+ u. ^3 _
41. [A] Either [B] Neither [C] Each [D] Any 2 m( L% k, B# f1 @0 z" I3 ^8 n- C$ L
42. [A] intended [B] required [C] assumed [D] inferred 来自www.Examw.com
{" }. m, [: {' g+ ?; ~ 43. [A] subtle [B] obvious [C] mysterious [D] doubtful 5 y% e# Y3 y2 H0 Y( L7 B* O
44. [A] maintained [B] described [C] settled [D] afforded ! X+ i1 x$ ~% I. T/ K
45. [A] in the light [B] by virtue [C] with the exception [D] for the purpose - {- f4 p, D/ k8 e( j
46. [A] reduction [B] destruction [C] deprivation [D] restriction
8 y& ~, X/ U6 M9 Q$ T 47. [A] upon [B] by [C] through [D] with . ^* T6 q' q) u5 @& _
48. [A] paid attention to [B] caught sight of [C] laid emphasis on [D] cast light on
% C5 {9 A2 p( m/ X4 z" b 49. [A] develop [B] produce [C] stimulate [D] induce ; v2 J; u- O; \, T- p) x/ B. j& u
50. [A] if [B] as if [C] only if [D] if only |
发表于 2012-8-14 10:35:42
