One concern people have now is ______ printing passengers’ names and ID numbers on tickets will make it harder to protect their private information.
#79377
A
whether
B
when
C
how
D
that
推荐题目
Courage is a good quality and is ________ it takes to get over difficulties.
#79374
A
that
B
what
C
which
D
where
_____________ made Jim most excited was, I think, ____________ he had passed all the exams.
#79339
A
That, what
B
What, which
C
That, which
D
What, that
_____ is certain is ______ the mystery of Stonehenge has never been fully explained.
#79445
A
It, that
B
What, what
C
It, what
D
What, that
---Jack failed the driving test again． ---The question is_____ we can help him avoid making the same mistake．
#79490
A
how
B
why
C
what
D
whom