专题04 句型转换及专练--2022年七年级英语下学期期末重难知识点串讲+精练（人教版）

2022年七年级下学期期末重难知识点串讲+精练 专题04 句型转换及专练 （一）变否定句 1. be动词、助动词和情态动词后加_________ 动词变为_______形。 ① My sister Jane does cleaning on weekends. My sister Jane __________ ____________ cleaning on weekends. ② The twins were happy to see their uncle. The twins ____________ ____________ to see their uncle. ③ The doctor can help that man. The doctor ___________ _____________ that man. 2. 如果肯定句中含有这些词，就要发生改变。 some --- _____________ and --- ________________ a lot of\lots of --- ____________ too/ also --- ____________ everything/ everyone/ everybody --- __________/ ___________/ ___________ ① Cindy took some photos in the mountains. Cindy __________ take ___________ photos in the mountains. ② She can dance and sing She ___________ dance __________ 3. 否定转移的词有：think, ________________________ I think I can pass the exam. I __________ think I __________ pass the exam. 4. 一些特殊结构，变否定时，在动词（或词组）后直接加________。 My mother told me to watch TV last night. My mother told me _________ __________ watch TV last night. 这样的词还有：____________________________________________________________________________ 【专练】 1．He played badminton yesterday. （改为否定句） He ________ _________ badminton yesterday. 2．The boy is playing basketball.（改为否定句） The boy ______ _______ basketball. 3．The boy can draw a picture.（改为否定句） The boy ________   ________ a picture. 4．Jenny writes letters to her pen pal every week. (改为否定句) Jenny ________ ________ letters to her pen pal every week. 5．The little boy often buys some flowers for his mother. (用上last Sunday，把句子改写为否定句) The little boy _________   ________ any flowers for his mother last Sunday. 6．Be quiet. (改为否定句) ________ ________ quiet. 7．He went to the park last year. （改为否定句） He ________ ________ to the park last year? 8．Susan has to work hard to earn the pocket money. (改为否定句） Susan ____ ____ to work hard to earn pocket money. 9．My friend read a newspaper yesterday morning. (改为否定句) My friend __________ _________ a newspaper y