I hate ________ when someone makes a mess of my learning materials on my desk.
#14904
A
it
B
that
C
this
D
one
推荐题目
Tim, don’t touch the box. There is       in it.
#57541
A
nothing dangerous
B
something dangerous
C
dangerous something
D
dangerous nothing
. Some animals are in danger, and the scientists are doing ___ they can ___ them.
#16274
A
that; to save
B
whatever; to save
C
what; save
D
the thing; save
I can’t find a proper person _______ I can depend to help me.
#16233
A
on which
B
on whom
C
up which
D
up whom