People have the belief ______ factories shouldproduce fewer things from raw materials, ______the supply is growing smallerand smaller.

How excited I am now! You know, it is the second time that I _____ the first prize in the 400-meter race.

In the car accident the mother was killed, but her two-year-old son was found_____.

This is ____ my pen. I’m writing with ___ pen.

These model cars ____ in China in 2013.