Unit 5 What are the shirts made of ?.知识点 1 Unit 5 What are the shirts made of? 语法 一般现在时的被动语态 1.英语有两种语态：主动语态和被动语态:主动语态表示主语是动作的执行者; 被动语态表示主语是动作的承受者 Cats eat fish. (主动语态） Fish is eaten by cats.(被动语态) 2.一般现在时的标志词 一般现在时常与often(经常),usually（通常）,sometimes（有时）,always（总是）,等频度副词连用，它们在句中的位置是实前系后情助后。另外 every day,every morning,等，也是一般现在时的信息标志词。它们通常放在句首或句末。 3.一般现在时分为主动语态和被动语态： 4.一般现在时主动语态的构成： 一般现在时主动语态可以分成两类:一类是带 be 的，另一类是带实义动词的。 带 be 的各种句式的构成 (1)肯定句的构成是：主语+ is/am/ are +其他 She is a student. (2)否定句的构成是：主语+is/am/are + not +其他 She isn’t a student. (3)一般疑问句的构成是：Is/Am/Are+主语+其他? Is she a student? 肯定回答是：Yes，主语+is/am/are Yes,she is. 否定回答是：No，主语+is/am/are +not No,she isn’t (4)特殊疑问句的构成是：疑问词+ is/am/are+主语+其他？ She is a student?What is she? 带实义动词的各种句式的构成 Unit 5 What are the shirts made of ?.知识点 2 (1)肯定句的构成是:主语+ 动词原形/三单+其他 Chinese people speak Chinese. (2)否定句的构成是:主语+ don’t/doesn’t +动词原形+其他 Chinese people don’t speak Chinese. (3)一般疑问句的构成是:Do/Does +主语+动词原形+其他? Do Chinese people speak Chinese? Yes,they do.No,they don’t 肯定回答是:Yes,主语+do/does. 否定回答是:No,主语+don’t/doesn’t (4)特殊疑问句的构成是：疑问词+ do/does +主语+动词原形+其他?？ Chinese people speak Chinese. What langu age do Chinese people speak? 5.一般现在时被动语态的构成：主语+is/am/are+动词过去分词+by 短语+其他 Chinese is spoken by Chinese people. (1)否定句的构成是: 主语+is/am/are+not+动词过去分词+by 短语+其他 Chinese isn’t spoken by Chinese people. (2)一般疑问句的构成是: Is/Am/Are+主语+动词过去分词+by 短语+其他 ...
