Someone called me up in the middle of the night, but they hung up I could answer the phone.
______now people cut down many trees,______a lot of animals are losing their homes.
It takes me fifteen minutes ______ from my home to the bus station.
——Can you ______ Chinese? ——No, but I can ______ Chinese kung fu.
I usually go for a walk in the park Saturday nights.
We students must these school rules. They are good for us.