第一节 完形填空(共10小题;每小题2分,满分20分)
阅读下面短文,掌握其大意,然后从21-30各题所给的A、B、C和D项中,选出最佳选项,并在答题卡上将该项涂黑。
We need air to live, and so does fire. When a fire starts, one of the main things keeping the fire ___21________ is air. So to control the fire, it’s important to __22_____ air from entering the room. The _23_____ air a fire has , the less damage it’s likely to do.
阅读下面短文,掌握其大意,然后从21-30各题所给的A、B、C和D项中,选出最佳选项,并在答题卡上将该项涂黑。
We need air to live, and so does fire. When a fire starts, one of the main things keeping the fire ___21________ is air. So to control the fire, it’s important to __22_____ air from entering the room. The _23_____ air a fire has , the less damage it’s likely to do.