Do you__eat lunch at school?A.have to B.must C.
问题描述:
Do you__eat lunch at school?A.have to B.must C.
Do you__eat lunch at school?
A.have to B.must C.has to
原因
答
Ayou 是第二人称,因此不用hasC 不对, 再看Bmust 表示主观的理由,have to 表示客观的理由.