The daytime of the summer is longer than _____ of the winter.
#55726
A
it
B
this
C
that
D
daytime
推荐题目
_____is too hard _____ a good solution to this problem.
#55891
A
It; finding
B
This; to find
C
This; finding
D
It; to find
---How many children have you got ? ---Two , _______ of them are studying in the university.
#55759
A
both
B
all
C
any
D
none
Scientists are working hard to make _______ possible for people to live on Mars in the future.
#55873
A
it
B
that
C
this
D
one