21. The task before us great courage and perseverance.
D. calls for
22. A piece of news is one that easily arouses the attention of the readers.
C. sensational
23. Such kind of cartoons have great not only to children ,but to some adults.
D. appeals
24. This kind of animal has a wide all over the world.
B. distribution
25. All of us agree that he has an housewife.
A. economical
26.People can't the fact that China is still a developing country.
A. ignore
27.When business is , there is usually an increase in unemployment.
D. depressed
28.The wild life in Africa is extremely .
B. diverse
29.One needed when making a cake is flour ; another is sugar.
A. ingredient
30.The following year parliament voted to the death penalty for murder.
A. abolish
31.He made a(n) contribution to the discussion.
A. positive
32.The completion of the transcontinental railroad was an important .
C. event
33.The plant electricity for the entire city.
B. generates
34.Ministers are under no to follow the committee's recommendation.
B. obligation
35.The PLA soldiers were the dam with sandbags in spite of the heavy rain.
B. reinforcing
36.Princess Anne's wedding was a affair.
D. spectacular
37.As part of their advertising campaign , they distributed of the new shampoo.
D. samples
38.She was the grant money to pay her way through graduate school.
A. counting on
39.You must yourself or they will continue to bully you.
B. assert
40.Experts say that the complex organizational life of ants should be attributed to .
A. instinct
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