we .a holiday since December.A.do not have B.have not had c.have not done D.do not had
问题描述：
we .a holiday since December.A.do not have B.have not had c.have not done D.do not had
答
选B.在这道题目中,由since可以看出用完成时,排除A,D,然后根据词组度假是have a holiday而不是do a holiday知道正确答案是B