The question that puzzled them is ____ they can get rid of the air pollution in the area.
#84907
A
how is it that
B
that how
C
what is it
D
how it is that
推荐题目
Could it be in the restaurant in_______ you had dinner with me yesterday ________ you left behind your keys and wallet?
#84722
A
which；which
B
which；that
C
that；where
D
where；where
----- It was at that moment_________ her appointment with the doctor.
#85272
A
when she remembered
B
that she remembered
C
did she remember
D
and she remembered