问题

.How long is it ______ we last spent the holiday in the country together?
A:until
B:before
C:since
D:that
B:before
C:since
D:that
正确答案是:
同类题型
I’m in a hurry You’d better tell me the truth _______
His father was really a ____ person. Once he made up his mind, nothing could change it. [ ]
The flames ___________ dancing shadows on the walls.
It ______ heavily when he got back home forhe was wet all over.
How long have you been in Beijing— I have been here ________.