Remember to your mobile phone when the plane takes off. A. turn on B. turn down C. turn off
which of the following is NOT a natural disaster?
“We give him a book.” The structure (结构) of sentence is .
—Did you see the traffic accident happen yesterday?—Yes. It happened when I past the museum.
There was a football match last night._______ people went to watch it.
--How long do you sleep every night? --_________.