—_________students took part in planting trees on March .12 this year.— Yes. It is said that ________ the students is 300.

The number of smokers in China ________ decreased in recent years.

Janet as well as the other young people who ________ sent abroad by the government _______ brought up in a small town.

The poet and ______ pianist is going to give us a talk this afternoon. 

Only 16 percent of China’s area ____ covered with forests, so ____of us should protect trees.