以mast开头的句子怎么回答

Question

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

Answer 1

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.