单元知识检测
教材回扣
Ⅰ.课文缩写填空
答案:1.affecting　2.Hurricanes　3.tropical　4.from　5.deaths　6.destruction　7.moved　8.where　9.ended　10.later
　　A tornado, which is a rotating column of air from a thunderstorm to the ground, usually occurs in the US,1.　　　　 (affect) several US states greatly.  2.　　　　 (hurricane), which are strong 3.　　　　 (tropic) storms, usually hit the east coast of the US 4.　　　 　 Texas to Maine.The worst one of them caused 6,000 5.　　　　 (die), and the 6.　　　　 .(destroy) of 3,600 buildings.  Here is ...