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 +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 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.
c. 表示对将来的假想
句型: 条件从句 主句
一般过去时 should+ 动词原形
were+ 不定式 would + 动词原形
should+ 动词原形
If you succeeded, everything would be all right.
If you should succeed, everything would be all right.
If you were to succeed, everything would be all right.
搞定英语六级词汇121
搞定英语六级词汇118
搞定英语六级词汇List119
搞定英语六级词汇108
搞定英语六级词汇107
搞定英语六级词汇132
搞定英语六级词汇120
搞定英语六级词汇128
听力口语关键句07
听力口语关键句02
搞定英语六级词汇122
搞定英语六级词汇102
搞定英语六级词汇123
搞定英语六级词汇114
搞定英语六级词汇103
搞定英语六级词汇List125
搞定英语六级词汇List143
搞定英语六级词汇105
搞定英语六级词汇086
搞定英语六级词汇List129
搞定英语六级词汇090
听力口语关键句04
搞定英语六级词汇088
搞定英语六级词汇115
搞定英语六级词汇087
搞定英语六级词汇List142
搞定英语六级词汇List133
搞定英语六级词汇111
搞定英语六级词汇106
搞定英语六级词汇List140
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |