成三英语语法：非真实条件句1

2010-08-27 00:00:00来源：旺旺英语

　　2010年下半年学位英语统考11月进行

　　成人英语三级考试语法必备：非真实条件句1

　　1）时态：可以表示过去，现在和将来的情况。它的基本特点是时态退后。

　　a.　同现在事实相反的假设。

　　句型：条件从句　　　　　主句

　　　　　　一般过去时　　　should( would) +动词原形
　
　　If they were here, they would help you.

　　b.　表示于过去事实相反的假设。

　　句型：条件从句　　　　　主句　　　　　
　　　
　　过去完成时　　　 should(would) have+ 过去分词
　
　　If she had worked harder, she would have succeeded.　　
　
　　The rice would not have been burnt if you had been more careful.　
　
　　If my lawyer had been here last Saturday, he would have prevented me from going.

　　If he had come yesterday, I should / would have told him about it.
　
　　含义：He did not come yesterday, so I did not tell him about it.
　
　　If he had not been ill and missed many classes, he would have made greater progress.
　
　　含义： He was ill and missed many lessons, so he did not make greater progress.　

　　历年考试真题
　　2010年5月北京成人英语三级考试A卷
　　2010年5月北京成人英语三级考试B卷
　　2009年11月北京地区成人英语三级考试(A)卷
　　2009年上半年北京成人英语三级真题（A卷）
　　2009年上半年北京成人英语三级真题（B卷）