一、单元扣点
Ⅰ.根据句意，用所给单词或短语的适当形式填空
forecast chemical desertification cycle frightenmajor scary urge experience protect
1．The sand storm that occurred several weeks ago was among the most ________.
2．________ is one of the causes of sandstorms.
3．Another big sandstorm ________ in today's weather report.
4．________ in a real sandstorm is quite dangerous.
5．Nowadays people use too many ________ in their life, which is bad for the environment.
6．The doctor ________ me to have an Xray test, and then, he could make a conclusion.
7．Hundreds of thousands of people died in the ________ earthquake in Tangshan in 1976.
8．My brother is an ________ traveler while I seldom travel.
9．We must take measures to ________ our rivers from being polluted.
10．What a great ________ you have given me!
答案 1.frightening 2.Desertification 3.has been forecast 4.To cycle 5.chemicals 6.urged 7.major 8.experienced 9.protect 10.scare
