Is ____ dangerous to swim in the river alone?
#17072
A
it
B
this
C
that
D
he
推荐题目
____ is our belief that improvements in health care will lead to a stronger, more prosperous economy.
#15235
A
As
B
That
C
This
D
It
A child who lives in an uninteresting environment will develop less intelligence than ______ who lives in a rich and changing environment.
#16172
A
the one
B
one
C
those
D
that
Babies’ health is much more likely to be affected if______ parent smokes．
#15814
A
both
B
none
C
neither
D
either
Do you still remember the chicken farm _______ we visited last year?
#15457
A
where
B
when
C
that
D
what