Ⅰ.语法单句填空
1．He is such a man who is always finding fault ________ other people.
答案：with 句意：他是一个这样的人，他总是挑别人的毛病。find fault with“挑某人的毛病”。
2．—Jack can't concentrate on his lessons recently.
—Yes, that might account________his low score in the last test.
答案：for 句意：——最近杰克不集中精力学习。——是的，这可能是他上次考试得分低的原因。account for...“解释，是……的原因”符合句意。
3．The realization of the Chinese dream won't affect dreams of other countries. ________ the contrary, it helps them realize their own dreams.
答案：On 句意：中国梦的实现不会影响其他国家的梦想，相反地，这会帮助他们实现梦想。由句意可知，选on the contrary，意为“相反地”。
4．(2013·山东改编)________ I have to give a speech, I get extremely nervous before I start.
答案：Whenever 考查让步状语从句。句意：无论何时我要进行演讲，在开始前我都会极其紧张。
5．(2014·大纲改编)Exactly ________ the potato was introduced into Europe is uncertain, but it was probably around 1565.
答案：When 本题考查名词性从句的引导词。句意：马铃薯是在什么时候被引进到欧洲的不确定，但是可能是在1565年左右。分析结构可知，此处是主语从句的引导词。根据but并列句中的关键词 around 1565可以知道，此处表示“时间”，故要用when引导主语从句。
6．The professor thought that the idea the young engineer brought ________ was worth considering.
答案：up 句意：教授认为那位年轻的工程师提出的想法值得考虑。分析句子结构可知，“the young engineer ________”是定语从句，修饰先行词the idea，且根据句意可知，bring up“提出”符合句意。
