We____ fight aganist pollution A.may B.should C.mustn't D.needn't

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 22:02:50

We____ fight aganist pollution A.may B.should C.mustn't D.needn't
We____ fight aganist pollution A.may B.should C.mustn't D.needn't

We____ fight aganist pollution A.may B.should C.mustn't D.needn't
选B
首先根据句意排除CD
然后may是可能,表推测;should是应该,
这里说对抗污染当然是应该对抗污染了