Someone called me up in the middle of the night, but he hung up ______ I could answer the phone.
#57250
A
if
B
since
C
until
D
before
推荐题目
You shouldn’t keep a pet _______________ you have enough time to care for it.
#56035
A
if
B
unless
C
though
D
when
Have sports training every day, ______you won’t be healthy in the future.
#55331
A
because
B
or
C
unless
D
since
—____ —They’re books.
#56277
A
Are these English books?
B
Are those English books?
C
How do you spell it?
D
What’re these in English?