The teachers are supposed to teach us about “safe sex” but most of them are too________.
#4516
A
embarrassed
B
allergic
C
funny
D
worried
推荐题目
. When talking about his road to success in an interview, he owed his success ______ his mother.
#4705
A
for
B
in
C
on
D
to
No one knows exactly when our ancestors started talking，but new evidence suggests _______might have happened a long time ago．
#4852
A
which
B
what
C
it
D
they
American English has changed ________ time. There are several reasons ________ this.
#4632
A
over; for
B
for; with
C
in; of
D
during; about
He didn’t make ______ clear when and where the meeting would be held.
#4856
A
this
B
that
C
it
D
these