一Mary said Mark started the fight and that David simply defended himself.一 I don’t believe it. Those two hate each other. Anyway, ___________. 
#2957
A
It takes two to tango.团结才是力量
B
Two wrongs don’t make a right.两个错加不出一个正确来。
C
Attack is the best means of defense.进攻是最好的防御。
D
You can take a horse to water, but you can’t make it drink.你可以把马牵到水边,但你不能让它喝水。
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— Let’s have a game of tennis; the loser has to treat the other to an ice-cream.  — ________.     
#3170
A
I’m afraid so
B
It’s a deal
C
You’ve got a point
D
I suppose not
— Lily complains that she has never gets any mail. — ____. I will write her right away.
#3991
A
She is to blame
B
That’s impossible
C
It doesn’t matter
D
That’s too bad
–  Bad luck! The car breaks down again. I wish I knew about car repair.________ you learn? Courses are offered at Seamine College.________. I wonder when courses begin.
#2978
A
Why don’t; That’s a good idea
B
Did; That’s reasonable
C
Why don’t; I don’t care for it
D
Did; Your idea sounds very encouraging
—Do you like classical music?—________.I'm quite keen on jazz.
#1788
A
It doesn't matter
B
My pleasure
C
Sure
D
Not really
— Nancy, would you mind turning down the music? Your father is sleeping. —________. 
#23419
A
Yes, please
B
Sorry. I’ll do it right away
C
Sorry. I won’t do it again
D
Yes. I never do it again