ACT写作中的语法知识
来源：南京朗阁培训中心 时间：2019/11/4 10:42:26
在ACT写作当中，很多考生发现自己不能得的重要原因是因为语法问题，今天小编就为大家整理下有关ACT写作中的语法知识。
时态
1、一般现在时：表示真理性，经常性，习惯性，普遍性。[在口语里常用，在叙事性文章和故事里很少用]
例句：
1.The earth is smaller than the sun.[状态][真理性]
2.Tom gets up early every morning.[动作][经常性和习惯性]
3.Everybody knows him.[普遍性]
2、过去时：表示过去某一时间里发生的动作或状态。[叙事性的文章和故事里常用的时态]。
例句：
1.Yesterday we went to the park.[动作]
2.The book was there ten minutes ago.[状态]
3、将来时：表示将来某一时间里发生的动作或状态。
例句：
1.Tom will help you tomorrow.[动作]
2.We shall be here in time next time.[状态]
4、过去将来时：表示从过去某一时间看将在以后某一时间里发生的动作或状态。[注意不要跟现在联系起来]
例句：
1.Ten years ago,Mary said she would finish the work in a few days.[动作]
2.Yesterday he thought you would be a good player after five years.[状态]
5、现在完成时：表示在现在之前就已经完成的动作或状态[要特别注意不包括现在]。
例句：
1.We have done our homework.[动作]
2.He has been a doctor now..[状态]
6、过去完成时：表示在过去某时之前就已经完成的动作或状态。
例句：
1.Three days ago he had already finished his homework.[动作]
2.When he was a boy,he had already been a head of the boys.[状态]
7、将来完成时：表示在将来某时之前将完成的动作或状态。
例句：
1.Tomorrow morning,I will have cleaned the windows.[动作]
2.Next Sunday,he will have been a new doctor.[状态]
8、过去将来完成时：表示在过去某一时间之前本该完成的动作或状态。[一般用于虚拟语态]
例句：
1.If he had worked hard enough,he would have built a new house.[动作][实际情况是因为他不够努力，所以新房子连影子都没有]
2.If he were alive,he would have been a doctor now..[状态][实际情况是他已经去世，所以永远成不了医生]
常见问题