—I don’t know _______________.—Don’t mention it. He is always so strange.
#39198
A
what the matter with him
B
what is the matter with him
C
what matter with him
D
what the matter is with him
推荐题目
I wonder_________it is worth_________. 
#39257
A
that, reading
B
if, reading
C
that, to read
D
whether, to read
I didn’t understand ______, so I raised my hand to ask.
#36929
A
what my teacher says
B
what does my teacher say
C
what my teacher said
D
what did my teacher say