There is no doubt ________ Tom is a good clever boy.
#93495
A
whether
B
if
C
when
D
that
推荐题目
This is ___the shenzhou V Spaceship landed.
#94040
A
there
B
in which
C
where
D
when
 It is the first time that you have come to China, _____?
#95178
A
haven’t you
B
isn’t it
C
hasn’t it
D
aren’t you