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
推荐题目
of four buses will take you to the station . We can take of them .
#55762
A
Any ; every
B
None ; any
C
All ; any
D
Neither ; none
They found __________ impossible to finish so much work in such a short time.
#55736
A
that
B
it
C
it is
D
this
Look! Some boys are playing baseball, ________ are chasing, they all have fun.
#55824
A
the other
B
others
C
the rest
D
a rest of