【正文】
he members studied the problem more carefully B. the problems were more carefully studied C. the problems could be studied with more care D. the members study the problem more carefully 7. If I _______ you, I ______ more attention to English idioms and phrases. A. was。 shall pay B. am。 will pay[] C. would be。 would pay D. were。 would pay 8. We cannot imagine what our world ________ like without electric power. A. is B. will be C. would be D. were 9. There was a half smile on his face which suggested that he _______ happy to have given his life for his country. A. was B. should be C. would be D. were 10. We all agreed to her suggestion that we _______ to the Great Wall for sightseeing. A. will go B. go C. shall go D. should have gone 11. The boy acted ____ he had never lived in Canada before. A. as