The number of wild lions in Africa (非洲) no more than 15,000 in the year 2010. — Like tigers, they are really in danger of dying out, too.

There aren’t many people in the village since ______ of them ______ moved to the town nearby.

We’re programmed to want more food, we won’t have a chance to eat tomorrow．

He fell off the bike ________.

“How many students have visited the Summer Palace?”“.”