—Catherine, I have cleaned the room for you.—Thanks. You _________it. I could manage it myself.  
#89249
A
needn’t do
B
needn’t have done
C
mustn’t do
D
shouldn’t have done
推荐题目
--Is Jack still in hospital? --Yes. He _________ the bad food. 
#86502
A
wouldn’t eat
B
shouldn’t eat
C
wouldn’t have eaten
D
shouldn’t have eaten
________ more careful, his ship would not have sunk. 
#89375
A
If the captain were
B
Had the captain been
C
Should the captain be
D
If the captain would have been
 She speaks as if she ____on the spot.
#86914
A
was
B
were
C
had been
D
is