题目内容
8．We _______ play on this road．There is too much traffic．（ ）| A． | must | B． | mustn't | C． | needn't |
分析 你不可以在路上玩．车太多了．
解答 答案：B．
must一定，必须；mustn't不可以，明令禁止；needn't不必．根据There is too much traffic，可知车太多了，所以不可以在路上玩．；mustn't不可以，明令禁止．故选B．
点评 本题考查了情态动词的用法．解答时注意了解句意以及所给选项的意思并作出正确选择．
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