________ important ______ us to listen carefully in class!
#62049
A
That’s; of
B
It’s; for
C
This is; for
D
It’s; of
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They learned it all by themselves. That is to say nobody told them ________ .
#62002
A
what to do it
B
how to do it
C
where to do
D
when to do
I think _ ____necessary __ _____ to take more exercise.
#62067
A
it, for Jim and me
B
it’s, to Jim and me
C
that , for Jim and I
D
that’s, to Jim and I
Very few people have to finish the work before going home, _________ ?
#62313
A
have they
B
do they
C
don’t they
D
haven’t they
— do you surf the Internet, Kate? — Not often, twice a month.
#62603
A
How long
B
How old
C
How often
D
How many times