3. They made him work 12 hours a day.

　　He_________ 　_________ _________ _________ 12 hours a day.

2. It took Mary an hour to do her homework last night.

　　Mary________ an hour _________her homework last night.

1. Bike is short for bicycle.

　　Bike is_________ 　_________ _________saying bicycle.

15. Something is wrong with that machine.

　　That machine_________ _________.

　答案：doesn't work

　简析：综合转换是在整体把握句意的基础上，对原句重新进行概括表达，它在词汇、结构等多方面都有较大的变化。

　至于一些特殊形式的变化，同学们在解题过程中要不断归纳总结，彻底掌握它们。下面就请你做几道练习题一试身手吧！

14. Do you know how you can get the kite down from the tree?

　　Do you know_________ _________get the kite down from the tree?

　答案: how to

　简析：复合句转换为简单句一般侧重于将从句变化为短语或词组，使其句意简单明了。常见的转换方法有：(1)用不定式替换、用介词短语替换、用名词短语替换、用分词短语替换；(2)将宾语从句简化为"疑问词+不定式"；(3)将so... that... (such... that... )引导的状语从句简化为含有too... to... (或enough to)的简单句；(4)将if引导的状语从句简化为"祈使句，and(or)+句子"。

13. Go on planting trees for two more years and the hill will be covered with green trees.

　If we go on planting trees，the hill will_________ _________in two_________ _________.

　答案：12. Don't,or 13. turn green,years' time

　简析：含有祈使句的并列句，可转换为含if条件句的复合句。

12. If you play basketball here，you may break the windows.

　　_________play basketball here,_________you may break the windows.

11. The snow was heavy last night.

　　It_________ _________last night.

　答案：snowed heavily

　简析：句中名词snow和形容词heavy转换成了动词snowed和副词heavily。

10. Mrs. Smith is my teacher. She is also my good friend.

　Mrs. Smith is_________ _________my teacher_________ _________my good friend.

　答案：9. Neither,nor 10.not only,but also

　简析：英语中常用not only... but also，either... or,neither... nor,both... and等连词把两个意义相关的简单句合并成一个简单句。解题过程中要注意连词的选用和主谓一致原则。除此之外，还可用too... to,enough to等把两个简单句合并成另一简单句。如：Tom is young. He can't go to school.→Tom is too young to go to school.

9. Jim doesn't like noodles，and Jack doesn't,either.

　_________Jim_________Jack likes noodles.