用情态动词“used to,had better,must,mustn't,will,may,couldn't,shou

来源：学生作业帮编辑：神马作文网作业帮分类：英语作业时间：2024/11/12 08:27:07

用情态动词“used to,had better,must,mustn't,will,may,couldn't,should,would"填空
"Where is my umbrella?"Somebody _______ have taken it away by mistake.
拜托说明理由

Where is my umbrella?"Somebody _must_ have taken it away by mistake.这里肯定要用must,一个最根本的原因是：推断过去发生的事情必须用must have done,题目中我的雨伞不见肯定是过去发生的事情了.

用情态动词should,shouldn't,have to,had better,had better not,must 根据语境,用can,may,might,can't,must,mustn't等情态动词填空用适当的情态动词can,may,must,mustn’t,needn’t填空请问情态动词的用法,请问情态动词,may,be able to,can't ,mustn't,might,have(ha 选择适当的情态动词填空 can,may,must,shall,would,should,can't,mustn't,ne 用should,shouldn’t,must,mustn’t,needn’t,can’t ,may,have to 填空请问情态动词should shall will would can could must need may have t 我了解到情态动词may的否定回答有用 can’t / mustn’t的,那什么时候用can’t 什么时候用mustn’t 用can,may,must,can't,mustn't填空. 用can,may,must,can't,mustn't 填空一、请用情态动词（may、shall、should、can、can't、shouldn't、could、must、mus 情态动词may的否定回答是mustn't还是can't