--- An ant has two stomachs --- one for itself, one for others.--- Really? Quite interesting. I ____ anything about it.
#103271
A
don’t know
B
have known
C
haven’t known
D
didn’t know
推荐题目
The number of foreign students _________Chinese Universities_________ rising steadily since 1990.
#101617
A
attending; has been
B
who attending; is
C
to attend; is
D
attended; has been
—Guess what! We’ve got our visas for a short-term visit to the UK this summer.—How nice! You ________ a different culture then.
#100618
A
will have experienced
B
have experienced
C
have been experiencing
D
will be experiencing