-When did your father come back last night?-He didn’t come back_________ he finished all the work.
#57188
A
until
B
while
C
if
D
that
推荐题目
You’d better look up the new word in a dictionary____ you don’t know it.
#55486
A
if
B
as
C
though
D
whether
The old man is _______ please keep quiet.
#57362
A
sleep, and
B
asleep, so
C
sleepy, but
D
sleeping, but
