It is a difficult problem for high school students they can properly use the Internet．
#30653
A
what
B
where
C
when
D
whether
推荐题目
Jerry did not regret giving the comment but felt ______ he could have expressed it differently.
#32234
A
why
B
how
C
that
D
whether
At the beginning of a speech, it is very important to grab the audience's attention and make them interested in ____ you have to say．
#31048
A
what
B
which
C
that
D
who
— I rang you at about nine, but there was no reply.— Oh, that was probably _____I was seeing the doctor.
#31069
A
why
B
when
C
what
D
That
____________ he wants to say is ____________ he missed the bus.
#33971
A
That, what
B
All, what
C
What, that
D
All what, what