In those days, we had no phones, so we had to keep in touch ________ letters often.
#45886
A
with
B
of
C
on
D
through
推荐题目
---Do you still go to school in your mother’s car?---No, since I started secondary school, I’ve come to school by bike ______.
#48120
A
on my own
B
in my own
C
by my own
D
with my won
We should try our best to help the animals _______.
#49129
A
in dangerous
B
danger
C
in danger
D
dangerous