It's hard to believe such a difficult math problem without the help of your teacher．( )A．What you will work outB．how did you manage to work outC．how you manage to work outD．why did you manage to 题目和参考答案——青夏教育精英家教网——

题目内容

10．It's hard to believe_______ such a difficult math problem without the help of your teacher．（　　）

	A．	What you will work out		B．	how did you manage to work out
	C．	how you manage to work out		D．	why did you manage to work out

分析很难相信没有你老师的帮忙你怎样成功的解答出如此难的数学题．

解答答案：C．believe后加宾语从句，引导词+陈述句语序，故排除B，D．结合such a difficult math problem without the help of your teacher用how you manage to work out表达没有你老师的帮忙你怎样成功的解答出如此难的数学题，句意通顺，故选C．

点评本题旨在考查宾语从句这一语法，做这类题时，要从三方面考虑：一、选准连接词二、连接词后紧跟从句的主语三、若主句是过去时，从句要改为相对应的过去时．

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4. A. every B. only C. one D. all

5. A. One B. Some C. Next D. This

6. A. hold B. leave C. put D. show

7. A. use B. take C. bring D. throw

8. A. milk B. tea C. fruit D. bread

9. A. before B. when C. after D. because

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You've got to be smart．
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