I didn’t manage to do it _____ you had explained how.
#94719
A
until
B
unless
C
when
D
before
推荐题目
He must have finished his homework for a long time, _____ he?
#93709
A
mustn’t
B
didn’t
C
needn’t
D
hasn’t
It is the first time that you have come to China, _____?
#95178
A
haven’t you
B
isn’t it
C
hasn’t it
D
aren’t you
Han Mei, I would appreciate ______ you could give me some suggestions on GRE test.
#91985
A
it whether
B
it if
C
that when
D
that if
—I’ve heard that he is seriously injured in the accident.— . He’s being treated in hospital.
#93548
A
I hope not
B
I’m sure
C
I don’t think so
D
I’m afraid so