八大时态语法总结.docVIP

八大时态语法总结 一、时态 一般现在时，现在进行时，一般过去时，现在完成时，一般将来时，过去进行时，过去完成时，过去将来时 1. 一般现在时 表示一般性，经常性的动作或一般性事实。 (1)含有be动词的句子 ★一般肯定句 He is a teacher. The girl is very beautiful. Tim and Jack are students. ★变疑问句将be动词移到句首 Is he a teacher? Is the girl very beautiful? Are Tim and Jack students? ★变否定句在be动词后面加not He is not a teacher. The girl is not very beautiful. Tim and Jack are not students. ★肯定回答及否定回答 Yes, he is. No, he is not. Yes, she is. No, she is not. Yes, they are. No, they are not. (2)不含有be动词的句子，即含有一般动词的句子 A、第三人称he she it单数及单数名词 apple apples(复数名词=they) ★一般肯定句 He likes books. She likes him. The dog likes bones. ★变疑问句在句首加does, 动词变为原型 Does he like books? Does she like him? Does the dog like bones? ★变否定句在主语及动词之间加doesn’t, 动词变为原型,原句中的动词不再有第三人称变化。 He doesn’t like books. She doesn’t like him. The dog doesn’t like bones. ★肯定回答及否定回答： Yes, he does. No, he doesn’t. Yes, she does. No, she doesn’t Yes, it does. No, it doesn’t. 注意：第三人称单数形式一般在动词后面加S，不要和名词复数混淆，变否定句或疑问句时名词复数没有任何变化。 B、其他人称及复数名词 ★一般肯定句 I want to have a bath. We have some meat. The students like smart teachers. ★变疑问句在句首加do Do you want to have a bath? Do we have any meat? Do the students like smart teachers? ★变否定句在主语和动词之间加don’t. You don’t want to have a bath. We don’t have any meat. The students don’t like smart teachers. ★肯定回答及否定回答 Yes, I do. No, I don’t. Yes, we do. No, we don’t Yes, they do. No, they don’t. 2. 现在进行时 表示现在正在进行的动作。 构成： 主语＋be动词＋动词的现在分词＋其它成分（现在分词的构成见附录） ★一般肯定句 We are having lunch. He is reading a book. The dog is running after a cat. The boys are swimming across the river. ★变疑问句将be动词移到句首 Are we having lunch? Is he reading a book? Is the dog running after a cat? Are the boys swimming across the river? ★变否定句在be动词后面加 not We are not having lunch. He is not reading a book. The dog is not running after a cat. The boys are swimming across the river. ★特殊疑问句：what, which, how, where, who, etc. 疑问词＋动词＋主语＋现在分词 What are you doing? What is she doing? What is the dog doing? (必背) 没有进行时的动词 表示状态，思想，感情和感觉的动词不能表示正在进行的动作 1. 表示感觉，感官的词 see, he