3． it is.it's not very expensive．( )A．A fine tie asB．Fine tie thoughC．Fine tie althoughD．A ——青夏教育精英家教网——

3．________ it is，it's not very expensive．（　　）

	A．	A fine tie as		B．	Fine tie though
	C．	Fine tie although		D．	A fine tie that

2．We'd like to know _____ a businessman like your age has succeeded in remaining energetic．（　　）

1．_____ blood if you can and many lives will be saved．（　　）

20．---Why didn't you try your best to get on the train？
---I tried，but ______ I could，it started to move．（　　）

19．_____ the problem for many years，he announced that we are now facing the biggest environmental problem of our time．（　　）

	A．	Having observed		B．	Observing
	C．	To have observed		D．	Observed

18．After supper，he usually stood near the window，____he could see the tower，the tallest building of the town．（　　）

17．This young man is always ready to help others； he may be _____ Lei Feng．（　　）

16．-I haven't seen you for ages!Don't you work in Kaifeng？
-__ It's years since I worked there．（　　）

15．The agreement was made quickly as both sides were satisfied with the conditions of _____．（　　）

14．It is required that the students ____ mobile phones in their school，so seldom ____ them using one．（　　）

	A．	mustn't use； will you see		B．	should not use； you will see
	C．	not use； you will see		D．	not use； will you see

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