—An ant has two stomachs—one for itself, one for others. —Really? Quite interesting. I ________ anything about it. 
#102342
A
don't know
B
have known
C
haven't known
D
didn't know
推荐题目
 --- Look at the black clouds. It ______ soon. --- Sure. If only we ______ out.
#104263
A
is raining; didn’t come
B
is to rain; won’t start
C
will rain; haven’t started
D
is going to rain; hadn’t come
Do let your mother know the truth. She seems to _______ everything.
#101018
A
have told
B
be told
C
have been told
D
being told
  ─Are you going to plant a great many trees in this area? ─Yes. The soil _________ away in this way.
#103061
A
doesn’t wash
B
won’t wash
C
isn’t washed
D
won’t be washed