介词填空:
问题描述：
介词填空:
He never laughs____people when they are____trouble!
I asked the man______the booking office.
______that moment,the machines____the next romm called
Several____the menbers____the family were sleeping___one room
Thw beggar was walking along____house____house
答
at,in
for
at
of,in,in
from,to