题目内容
9.-Must I hand in my exercise books after class?-No,you don't .( )| A. | have to | B. | must | C. | need |
分析 --我必须下课后交练习本吗?--不,你不必.
解答 答案:A.考查情态动词.句意"--我必须下课后交练习本吗?--不,你不必."have to必须、不得不,must必须、一定,need需要.根据题意回答是否定的.B、C都是肯定的.故选A.
点评 理解各个选项的含义,再结合句意进行作答.
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