甘肃省定西市陇西县第二中学2017-2018学年高一上学期期中考试英语试题

高一英语试题 命题范围：（必修一1- 4单元） 命题人： 答题时间：120分钟 第Ⅰ卷 第一部分 阅读理解（共两节，满分50分） 第一节 阅读下列短文，从每题所给的四个选项中，选出最佳选项.（共20小题；每小题2分，满分40分） A     Scientists would like to place a huge mirror in space above the earth. It might be sixty miles wide. It would be used to catch the rays (光线) of the sun. It would direct the sun’s rays upon the earth as a child might do to make sunlight dance on the wall with a hand mirror.     Why do they want to do this? The sun’s rays could be helpful in many ways. They could light up cities by night. The warm rays could stop frosts(霜冻) which might come at might and fruit crops. They could melt (融化) dangerous icebergs in the ocean. Perhaps they could change cloud movements and bring rain where it is needed. 1. The huge mirror would ______.    A. stand 60 miles in height (高度).      B. be 60 miles from side to side.    C. cover 60 miles of the earth.         D. be 60 miles above the earth. 2. The mirror wou