We should protect the animals ______danger.
#50745
A
on
B
in
C
of
D
at
推荐题目
We can get fresh water from rain, from rivers, or from ________ the ground.
#50757
A
across
B
under
C
over
D
off
There are many people _____in a big house _____ a big yard.
#48153
A
live, with
B
living, on
C
living, with
D
lives, on
