Ⅰ.单词拼写
1．This is one of the worst ____________(灾难) that have ever occurred in human history.
2．After the heavy rain there was a big __________(洪水) and water came into our house.
3．The ________(平均) income is five thousand dollars a year.
4．The flood struck the area, ________(影响) the people's normal life.
5．The ruin of the house was caused by a ________(猛烈的) tornado.
6．This old Chinese bed is a very valuable piece of ______________(家具)．
7．The typhoon ________(袭击) just as the rice was ripe for harvesting.
8．What ________(引起) the accident is still a complete mystery.
9．Some of the passengers told the reporters about their ______(经历) in the earthquake.
10．The whole city was ________(埋葬) in ruins.
