以什么提问时,答句否定形式用mustn't?
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以什么提问时,答句否定形式用mustn't?
mustn't表示语气非常强烈的禁令.绝不可以的意思
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may开头的一般疑问句时,肯定回答用may,否定回答用mustn't.如:
1)—May I watch TV after supper?
—Yes,you may./ No,you mustn't.
2)—May I stop here?
—No,you mustn't.
3、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.
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may开头的一般疑问句时,肯定回答用may,否定回答用mustn't.如:
1)—May I watch TV after supper?
—Yes,you may./ No,you mustn't.
2)—May I stop here?
—No,you mustn't.
3、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.
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