1. By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草籽已经生根了。
知识点：take root生根
真题检验：“by +时间名调”用于完成时态
The mayor of Beijing says that all construction work for the Beijing Olympics （ ）by 2006.
A. has been completed B. has completed
C. will have been completed D. will have completed
答案：选C
分析：此题考查动词的语态和时态。很显然本句应该用被动语态，因此排除B、D；根据时间状语by 2006，应选择将来完成时，因此选C。
翻译：北京市市长说所有有关北京奥林匹克的建筑将于2006年完成。
2. Now, smoke still rose up from the warm ground over the desolate hills.
而现在发热的地面上仍然升腾着烟雾，弥漫在荒凉的土丘上。
知识点：over the desolate hills 在荒凉的山丘上空
真题检验：beyond, over, on的区别
I’m sorry it's ( ) my power to make a final decision on the project.
A. over B. above C. off D. beyond
答案：选D
分析：beyond one's power to do某人无权去做，其他三项不符合题意。
翻译：很抱歉，我无权对这个工程做最后的决定。
