---Is_______ necessary to learn another language? --- I think so.
#55852
A
this
B
that
C
it
D
he
推荐题目
-Does it often rain in Jinan? -No, was little rain in Jinan last winter.
#55748
A
it
B
this
C
that
D
there
—hat do you think of genetically modified food (转基因食品)? —We all think ______ is careless ______ some scientists to say it is safe before doing any experiment.
#55807
A
that, for
B
it, for
C
it, of
D
that, of