5. —Why didn’t you come to Mike’s birthday party yesterday?—Well,I________.but I forget it.
A.should
B.must
C.should have
D.must have
正确答案是C
5. —Why didn’t you come to Mike’s birthday party yesterday?—Well,I________.but I forget it.
A.should
B.must
C.should have
D.must have
正确答案是C