小升初英语知识点专项复习 专题五 句子 陈述句练习（无答案）.doc

小学英语陈述句一、 陈述句的概念陈述句是用于陈述事实和观点的句子。陈述句包括肯定结构和否定结构，句末用句号。如：this is a desk. (肯定结构)he can sing and dance. (肯定结构)he doesnt have a computer. (否定结构)there arent any pictures. (否定结构)二、 肯定句变否定句的基本方法1. be动词的否定式be 动词根据不同的人称和时态有不同的形式，在一般现在时中是am , is , are可用作联系动词，构成否定式时，一律在其后面加否定词not.he is reading. - he is not reading. they are from china. - they are not from china.2. 情态动词的否定式情态动词的否定式是在其后面直接加not. 如：i can swim. - i cant swim. he can dance. - he cant dance. you should go to school at seven. - you shouldnt go to school at seven.3. 实义动词的否定句实义动词变否定句时，要借助助动词do , does，在一般现在时中用do或者does其句子结构为：主语+ dont / doesnt + 动词原形+其它例如： i like pop music. - i dont like pop music.he likes running. - he doesnt like running.she does her homework at home. - she doesnt do her homework at home.典型例题：1. my sister _ moon cakes with eggs in them.a. dont like b. doesnt like c. doesnt likes d. doesnt liking 2. he often does his homework at home. 变为否定句_3 . he doesnt goes to the zoo every sunday.(改错题) （ ）_a b c d 4. does li lei likes sports? （判断正误）( )开心练习：一、 将下列句子变为否定句，每空一词。1 this is a desk. this _ a desk.2. grandpa tells stories to us every evening.grandpa _ _ stories to us every evening.3. he can draw pictures. he _ draw pictures.4. he has a nice watch.he _ _ a nice watch.5. they do a lot of homework at school.they _ _ a lot of homework at school.6. you must play football here.you _ play football here.7. they are having an english class.they _ _ an english class.8. peter goes to the zoo once a year.peter _ _ to the zoo once a year.开心突破：二、 下面各句四处划线部分有一处是错误的，请指出并改正。1. he doesnt the homework every day. ( )a b c d2. he doesnt have some rice for supper. ( ) a b c d3. this coat are red. that coat is blue. ( ) a b c d4. he dont go to school yesterday. ( )a b c d三、连词成句。1. playing , like , i , football_2.arent , any , wall , the , pict