Which of the following is difficult for robots to do at present？
A. To assemble machines.
B. To do some kinds of cleaning.
C. To work as service men.
D. To tell that the comer where walls and ceilings meet goes in, not out.
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The police locked their suspicion on Vlado Taneski when they found that
A. his reports covered the confidential information.
B. the three murder cases all involved elderly women.
C. all the victims had some similarities with his late mother.
D. he was responsible for the disappearance of a women.
Martin Luther King, Jr. who delivered a famous speech named I Have a Dream was the leader
A. Bus Boycott
B. the Progressive Movement
Civil Rights Movement
D. the Westward Movement
Why should governments ensure the careful handling and recycling of the CFCs now in use？
A. Because the CFCs directly damage the people's health.
Because the CFCs are poisonous chemicals.
C. Because the production of the CFCs costs a lot.
D. Because the CFCs can attack ozone by liberating atoms of chlorin
A．UnfortunatelyB．NaturallyC．ActuallyD．Consequently
A. Unfortunately
B. Naturally
C. Actually
D. Consequently
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