We laugh at jokes, but seldom __________ about how they work.
#81780
A
we think
B
think we
C
we do think
D
do we think
推荐题目
 It is required that students______ mobile phones at school, so seldom_______ them using one.
#81834
A
don’t use; will you see
B
should not use; you will see
C
not use; will you see
D
can’t use; will you see
 ______ , he could not carry the rock to the other side of the river. 
#82338
A
Strong while he was
B
No matter how strong he was
C
As strong he was
D
However he was strong
At the good new __ ___.
#82428
A
up he jumped from his chair
B
up jumped he from his chair
C
from his chair did he jump up
D
up from his chair did he jump
-- It is fairly warm today. -- So _____ and so _______ yesterday.
#83007
A
it is, was it
B
it is, it was
C
is it, was it
D
is it, it was
Only when    to explain  thereasonfor this.
#82355
A
didhestart;she realized
B
hestarted;didsherealize
C
didhe start;she hadrealized
D
hestarted;hadsherealized