When my parents asked me to study hard before.I do it．Now I'm a grown-up boy.I study hard．( )A．must,mustB．had to,have toC．had to, mustD．have to,must 题目和参考答案——青夏教育精英家教网—

题目内容

16．When my parents asked me to study hard before，I do it．Now I'm a grown-up boy，I study hard．（　　）

A．

must；must

B．

had to；have to

C．

had to； must

D．

have to；must

分析以前当我的父母要求我努力学习，我必须这样做．现在我长大了，我必须努力学习．

解答答案：C 考查情态动词．must表示一种主观的需要，而have to表示一种客观的需要，意思是"不得不．结合句意以前当我的父母要求我努力学习，我必须这样做．现在我长大了，我必须努力学习第一个空是客观的，要用have to，have要用过去式had，第二个空是主观的，要用must，故选择C．

点评考查情态动词．准确的翻译句子及备选答案．然后根据题意选择最符合题意的选项．

练习册系列答案

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Iwouldlike to tell you about my life here．

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	A．	see； join		B．	will see； join
	C．	see； will join		D．	will see； will join

6．A．come back B．easily C．well D．wealth E．enough
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