--- 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
—I’m going to see John tomorrow.—Don’t tell him the result of his medical examination when you __________ to him.
#99818
A
talk
B
have talked
C
will talk
D
talked
----- My father will be here tomorrow. ----- Oh, I thought that he _____ today.
#104149
A
was coming
B
is coming
C
will come
D
comes
(2013·甘肃兰州、靖远名校高三模拟)Social practice is an opportunity for students to gain________better understanding of how________society operates.
#99137
A
the；the
B
the；/
C
a；/
D
the；a
With the help of high technology, more and more new substances ___in the past few years.
#101737
A
discovered
B
have discovered
C
had been discovered
D
have been discovered
– May I go to the movies tonight, mum? -- You can when you ____ your homework.
#102509
A
will finish
B
are finishing
C
will have finished
D
have finished