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Must I Finish thE Book toDAy?YEs, you ________, ...

C 以must开头的一般疑问句的否定性回答常用needn't.finish doing sth表示完成某事.

B must提问的一般疑问句否定回答用needn't表示没必要A who在定语从句中可充当从句的主语或宾语,而whom则只能充当宾语

C 试题分析:句意:今天我必须完成这项工作嘛?不,不必.结合句意,A. mustn't表示禁止,不许可B. wouldn't是won't的过去式 C. needn't不必; D. couldn't不能.故选C

needn'tmust的提问 肯定句用yes you must否定句用no you needn't

A

must i finish my homework now?我现在必须,完成我的家庭作业吗?no, you needn't.不,你不必.1. must表示义务或强制,含意是“必须”“应当”; 其否定结构表示“不许可”或“不应该”; 用于一般疑问句时,表示征求对方的意见

以must提问的一般疑问句,意为“……必须……吗”.肯定回答用must(必须),否定回答用needn't或don't/doesn't have to(不必).如" Must I finish the work today? 我必须在今天之内完成工作吗?Yes,you must.是的,你必须.No,you needn't.不,你不必./-No,you don't have to.不,你不必.否定回答中没有mustn't

当 must 意为“准是”“一定是”,通常只用于肯定句.若用于否定句或疑问句,则用 can 代之.如:That can't be the only way. There must be other ways of solving the problem. 那不是解决问题的唯一办法,肯定有另外的办法.Jane's light is on. She must be at home. She can't be out. 简的房间里开着灯.她一定在家,不会出去的.

你好!D.don't have to 不必,没有必要如有疑问,请追问.

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