It is not always easy for the public to see _______ benefit a new invention can be of to human life.
#68436
A
whose
B
what
C
which
D
that
推荐题目
There is no doubt _______ nearsightedness is a serious problem among the youth of our country.
#67052
A
/
B
which
C
whether
D
that
– What do you think of teaching, Bob?-- I find it fun and challenging. It is a job ________ you are doing something serious but interesting.
#71025
A
that
B
which
C
when
D
where
I think you ought to end it ____ it is too late, or you’ll kill yourself.
#73154
A
even if
B
before
C
so that
D
once