--Must I finish my homework now?--No,you___.You___do it this evening.填什么?为什么?
问题描述:
--Must I finish my homework now?--No,you___.You___do it this evening.填什么?为什么?
答
needn't ,can
问句中用must 否定回答用needn't !后面是你可以今晚做,所以填can !