Question

must i do my homework afternoon

Must I do my homework at once?No,you ______.A.needn't
B.mustn't
C.can't
D.may not

Answer 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.
所以选择A