作业帮need作为实意动词和情态动词的意思和用法一样吗?
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/21 19:07:45
need作为实意动词和情态动词的意思和用法一样吗?
need用在肯定句时,都是用实义动词.后要带to.You need to have a rest .
need用在疑问句,否定句时,则实义动词,情态动词二种形式都有.可归结为口决:肯定句要带to,疑否句,有do才有to,无do便无to:Do you need to telephone her at once?Need you telephone her at once She doesn't need to go to school today .She needn't go to school today .
need用在疑问句,否定句时,则实义动词,情态动词二种形式都有.可归结为口决:肯定句要带to,疑否句,有do才有to,无do便无to:Do you need to telephone her at once?Need you telephone her at once She doesn't need to go to school today .She needn't go to school today .