9． economic.political and cultural difference.China and America have decided to cooperate in d——青夏教育精英家教网——

9．______ economic，political and cultural difference，China and America have decided to cooperate in dealing with global issues．（　　）

8．It may be necessary to stop _____ in the learning process and go back to the difficult points in the lessons．（　　）

7．Shelly had prepared carefully for her biology examination so that she could be sure of passing it on her first_________．（　　）

6．If we __________ computers，life __________ very different now．（　　）

	A．	didn't have； would have been		B．	wouldn't have； was
	C．	didn't have； would be		D．	wouldn't have； had been

5．The _______of our life has been improved greatly since the Party's policy was carried out．（　　）

4．Because of the recent bad weather，the work is several weeks behind_______．（　　）

3．-I seldom agree with my manager's words．
-In order to succeed here，you should overcome your_______against your manager．（　　）

2．After further studying those fossils，Dubosis，a Swiss scientist，announced with _______that so-called"Java Man"was merely an extinct monkey．（　　）

1．You _________ the book to show me because I have just bought one from the bookstore．（　　）

	A．	needn't have brought		B．	can't have brought
	C．	shouldn't have brought		D．	wouldn't have brought

20．So many people are running out of that building!I wish I _______ what is happening there．（　　）

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