You______include this section. It’s not necessary.

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问题 You______include this section. It’s not necessary.

选项 A、wouldn’t
B、couldn’t
C、don’t need
D、don’t have to

答案D

解析 don’t have to“不必”;如果用need,则应是you don’t need to…(need是实义动词),或you needn’t include…(need是情态动词)。
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