6. The professor’s lecture ()light on the problem that has puzzled us for so long. A. give B. shed C. show D. donated ...

5. Why people say computers can never have “minds of their own”? A. They do not have a brain. B. They do things as they are told C. They operate according to the programs created by human beings. D. They do not have freewill or think...

19. As the water () into air, the moisture increases to the required level. A. went B. raises C. evaporates D. disappears ...

7. He is always committed () his work. A. in B. of C. to D. on ...

2. He was brought up under the strict () of his father. A. teaching B. order C. discipline D. management ...

7. Some experts are worried about the creation of a new social class: “the clones” A. 错误 B. 正确 ...

9. Why is leisure important to the Japanese? A. Leisure is important for emotional and physical health and for a happy family life. B. Leisure is important for the Japanese economy, which exports more than it imports. C. They are mental...

1. Which is true about Friends You Love to Hate? A. They call at inopportune times. B. Friends you love to hate make you feel good about yourself. C. They make wise decisions. D. They boss you around, and they embarrass you in public. ...

5. He told me that it was in the museum () he had visited twice that he learned a lot. A. where B. which C. why D. that ...

8. If thousands of people die of hunger, it’s a natural crisis and there’s nothing we can do about it. A. 错误 B. 正确 ...