2． is often the case.we have worked out the production plan．( )A．ItB．WhichC．WhatD．As——青夏教育精英家教网——

2．_____is often the case，we have worked out the production plan．（　　）

1．_____，Carolina couldn't get the door open．（　　）

	A．	Try as she might		B．	As she might try
	C．	She might as try		D．	Might she as try

20．You'd better take something to read when you go to see the doctor ______ you have to wait．（　　）

19．As the busiest woman in Norton，she made ______her duty to look after all the other people's affairs in that town．（　　）

18．________ and I'll get the work finished．（　　）

	A．	Have one more hour		B．	One more hour
	C．	Given one more hour		D．	If I have one more hour

17．There is a great deal of evidence ______that music activities engage different parts of the brain．（　　）

	A．	indicate		B．	indicating
	C．	to indicate		D．	to be indicating

16．The students ___ busily when Miss Brown went to get a book she ___ in the office．（　　）

	A．	had written，left		B．	were writing，has left
	C．	had written，had left		D．	were writing，had left

15．It's high time we _____ some actions to prevent pollution．（　　）

14．Gun control is a subject _____Americans have argued for a long time．（　　）

13．You'd better not leave the medicine _____ kids can get it．（　　）

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