1． C She is not sure she can pass on the message.
2． D Hold the ladder for him
3． B He'd like some coffee
4． C He might get fired
5． D Tony's wife
6． A He was fined for running a red light
7． C He finds reward more effective than punishment
8． B At the dentist’s
9． B He doesn’t agree with the woman’s remark
10． A It was applaudable.
11． B. Medical care
12． C. Her determination to fulfill her dream.
13． B. To help disabled children there.
14． D. In a small village in Chile.
15． A. By expanding their minds and horizons.
16． D. She made outstanding contributions to Children’s education.
17． A She won the 1945 Nobel Prize in Literature.
18． C. How animals protect themselves against predators.
19． B. Its plant-like appearance.
20． A. It helps improve their safety.
21 D Showing violence is thought to be entertaining
22 B Most studies exaggerate the effect of media violence on the viewers.
23 C assert a direct line between violent media and aggressive behavior.
24 D their definition of violence
25 A More studies should be conducted before conclusinons are drawn.
26 A A quarter of Americans can't afford their prescription drubs.
27 D exercising price control on brand-name drugs.
28 B High prices are essential to funding research on new drugs.
29 C To allow the vast majority to enjoy its benefits.
30 C Reducing supplies to uncooperative Canadian pharmacies.
31 A offering senior citizens discounts has become routine commercial practice
32 C The elderly,being financially underprivileged,need human help from society.
33 B intensify conflicts between the young and the old
34 C It benefits the old at the expense of the young.
35 D Senior citizen discounts may well be a type of age
36 A crime against humanity
37 C deep-rooted socio-economic inequality
38 B The blacks are not compensated for their unpaid labor
39 D has been accumulated from generations of slavery
40 B Inequality of many kinds remains virtually untouched.
S1 master → mastering
S2 that → what
S3 in an effect→ 去掉an
S4 lazy→ laziness
S5 which → that
S6 affecting → affected
S7 at same time → same前加the
S8 year → years
S9 relative → relatively
S10 with → without