It is not always easy for the public to see _______ use a new invention can be of to human life.
#31304
A
whose
B
which
C
that
D
what
推荐题目
You have been reading to me __________ James went out.
#31662
A
the moment
B
before
C
when
D
ever since
Mom，don’t you think it's OK to play once in a while ____________ it doesn’t affect my studies?
#30096
A
even if
B
unless
C
so that
D
as long as
—I’m going to the post office.— you’re there, can you buy me some stamps?
#31507
A
Because
B
While
C
As
D
If
Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.
#31544
A
as if
B
now that
C
even if
D
so that