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1.【2017届哈师大附中 东北师大附中 辽宁省实验中学高三第一次联考】Traffic conditions in Beijing ________ for decades. At first people only complained about jams during rush hours，but today every hour is rush hour. is worsening B. have worsened C. have been worsening D. worsened 【答案】C 【解析】考查时态。句意：北京的交通状况几十年来一直在恶化。起初，人们只是抱怨交通高峰期的堵塞，但是如今每个小时都是高峰期。现在完成进行时表示这种状态从过去一直持续到现在，而且还可能继续下去。 2.【2017届湖南省湘潭市高三第二次模拟】28. When times are so tough for many people, even the smallest acts of kindness＿with so much appreciation. A. has received B. are received C. receive D. is received 【答案】B 【答案】考查动词的语态。此处acts是主语，其后应用被动语态。句意：当时代对许多人很难的时候，即使是最小的善意行动都会收到如此多的感激。 5.【2017届河南省开封市高三第二次模拟】29. The boy disappeared in the village five years ago and he_______ever since. A. was not heard of B. is not heard of | 
