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must、need 开头的英语句子的回答

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must、need 开头的英语句子的回答
以must need 开头的英语句子的肯定和否定例如:Must i be home before eight o`clock Yes ,you
1、在回答must开头的一般疑问句时,肯定回答用must,否定回答用needn't或don't have to. 如:
1)—Must I finish my homework before eight o'clock?
—Yes, you must.
2)—Must I attend the meeting?
—No, you needn't(No, you don't have to). You can ask Tom to go instead.
2、在回答need开头的一般疑问句时,肯定回答用must,否定回答用needn't. 如:
1)—Need we stay behind after school?
—Yes, you must.
2)—Need he go now?
—No, he needn't.