In the old days，in London，the smog was very thick. Car and bus drivers    1      to drive very slowly they could        2         see the.road in front of them even during the daytime. People did not like going out in the smog.    3    they had to go out，they wore smog masks over their faces.

　　In December 1952，a very，     4     dark cloud came down over.London.It was the       5      smog Londoners had ever had.        6       of it was bad factory smoke. Nearly fifty people died in road accidents. But many more people became unhealthy.The smog was very        7       for old people and children.One man said，"The streets were almost        8        because people stayed at home as much as possible.The air was very thick，and you could almost cut it with a knife."

　　After three weeks，the smog began to         9       .But in the following weeks and months，over 4000 people died as a         10        of the smog.

　　(      )1 A.hurried B.stayed C. had D.minded

　　(      )2. A.already B.easily C.luckily D. hardly

　　(      )3 A.If B.So C.Though D.Whether

　　(      )4. A.thin B.thick C.light D.clear

　　(      )5. A.furthest B.hottest C.worst D.nicest

　　(      )6. A. Much B.Many C.Few D. A few

　　(      )7. A. quiet B.dangerous C.favorite D.weak

　　(      )8. A.busy B.empty C.enjoyable D.dirty

　　(      )9. A.arrive B.shine C.forget D.lift

　　(      )10. A.beginning B.part C.usual D.result

　　答：

　　1. C 解析：have to"不得不"，雾很大，所以司机们不得不开慢一些。

　　2.D 解析：hardly"几乎不"，为半否定词。这个词是小升初常考高频词，在反义疑问句考题中出现，需要特别关注。反义疑问句 ：前否后肯，前肯后否。

　　3. A 解析：本题考查状语从句连词的用法，if表示如果，引导条件状语从句。

　　4. B 解析：本题考查上下文，从下文可以推断出本题讲的是一场很大的雾，thick修饰雾。

　　5. C 解析：worst是bad的最高级，表示最严重的。

　　6. A 解析：smog是不可数名词。Much可以修饰不可数名词。

　　7. B 解析：上句提到很多人变得不健康，可以推出雾是很危险的。

　　8. B 解析：下文中提到人们都尽量待在家里，说明街上应该是空荡的。

　　9. D 解析：本题考查动词词义，lift有(云雾等)消散，停止的意思。如果对这个意思不了解，也完全可以用排除法很容易的做出来

　　10.D 解析：as a result of---由于-的结果，固定搭配。