42 Which of the following statements is true of the future robots?
A They will take over the information industry.
B They will relieve us of many chores.
C They will never surpass us.
D They will become high-cost commodity items.
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1 With immense relief, stopped running.
A enormous B some C little D extensive
27 The questions in the new citizenship test are more difficult .
28 Would-be immigrants to the US are expected .
29 In the Dutch citizenship test, all would—be immigrants are required .
30 Some people fear that changes in the citizenship test will do little .
A to know a lot more about the county
B to watch a video
C to help immigrants accept the new culture
D to marry American citizens
E to do low-skill jobs
F to answer
39 The last paragraph suggests that future robots will
A surpass human beings in intelligence.
B be more humanlike in behavior. and action.
C use a laser to transmit information.
D will perform. very complicated household jobs.
一个袋子里放有10 个小球(其中4 个白球,6 个黑球),无放回地每次抽取1 个,则 第二次取到白球的概率是多少?