Everyone knows that _______ is dangerous to play with fire, but _______ is difficult is to prevent children from playing with fire.
#16314
A
it, it
B
what, what
C
it, what
D
what, it
推荐题目
----- Is there anyone who is going to the Great Wall? ----______ .
#16731
A
None
B
No one
C
No
D
Not any
I’m blessed with a happy family, _______ that most people would like to have.
#15062
A
it
B
the one
C
one
D
that
_______ interested in the position are asked to see the manager tomorrow.
#16319
A
Whoever
B
Who
C
Anyone
D
Those
I want to buy a house，___ with a big garden in front of ___.
#16070
A
the one/ the one
B
one/ it
C
it/ one
D
one/ one
It is these poisonous products____ can cause the symptoms of the flu, such as headache and aching muscles.
#16685
A
who
B
that
C
how
D
what