6. Federalism involves governments at different levels and aims at preventing the abuse of power. A. 错误 B. 正确 ...

1. Which of the following has not explained the word vegetarian? A. Someone who eats fruits and grains and nuts but no meat or fish. B. Someone who eats only vegetA C. Bles. D. Someone who is on a diet. E. Someone who grows vegetA F....

3. What are you () if she asks you to stay? A. doing B. to do C. to be done D. to be doing ...

2. Single parents can live a better and easier life once they divorced with their troubling partners. A. 错误 B. 正确 ...

16. Despite scholars’ study, the () of human beings is still unclear. A. origin B. cause C. begin D. initiate ...

3. The host became very () with harsh words when he heard negative comments on his style. A. friendly B. aggressive C. attacking D. cold ...

2. In Germany, public universities do not charge tuition fees. A. 错误 B. 正确 ...

1. The advantages of distance learning are that(). A. it saves students from the trouble of traveling B. it is much more efficient than classroom learning C. it saves money and energy D. more people can get better and qualified educati...

16. Seventeen years’ hard work and achievements have gained his a well-() place in the company. A. built B. known C. estA D. Blished E. defined ...

5. Mary was born on August 12, so her () sign is Leo. A. astrological B. star C. planet D. name ...