The astronaut did many experiments in the spaceship, great help for knowing more about space.
#70039
A
which we think it is
B
which we think is of
C
of which we think is
D
we think which is of
推荐题目
_____ is known to all, the age _______ children can go to school is seven.
#70754
A
What; which
B
It; when
C
As; at which
D
Which; when
—When did you get to know the professor over there? —It was at the work shop we did reserch to gether two years ago.
#69059
A
that
B
there
C
which
D
where
A man with a bleeding hand hurried in and asked, “Is there a hospital around ________I can get my hand treated.
#71530
A
that
B
which
C
what
D
where