—He looks unhappy.—Yes,but he can’t say what it is_______is bothering him.
#85421
A
as
B
that
C
what
D
which
推荐题目
---You didn’t lock the back door.一You are wrong．I .
#84912
A
have locked it
B
lock it myself
C
did lock it
D
do lock it
I just don’t understand ______ that leads to so many teenagers becoming addicted to playing computer games.
#85205
A
why it does
B
what it does
C
what it is
D
why it is
---Where did you get to know her?--- It was in Harbin No. 3 High School ______ we studied.
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A
that
B
there
C
which
D
where