专题04 句型转换及专练--2022年八年级英语下学期期末重难知识点串讲+精练（人教版）

2022年八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 could 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 --- ____________ already --- ___________ too/ also --- ____________ both… and… --- ____________ everything/ everyone/ everybody --- __________/ ___________/ ___________ always --- __________ ① Cindy took some photos in the mountains. Cindy __________ take ___________ photos in the mountains. ② She could dance and sing when she was five years old. She ___________ dance __________ sing when she was five years old. ③ I have already finished my homework. I __________ finished my homework __________. 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．Both Lucy and Lily are independent. (改为否定句) ________ Lucy nor Lily _____________ independent. 2．Will he look after his brother?（改为被动句） _______ his brother _______ _______ _______ by him? 3．Jim works as hard as you.(改为否定句) Jim _______ work _________ hard as you. 4．Mary has been to museum many times.   (改为否定句) Mary ________ ________ to museum many times. 5．You’d better go to see your friend now.（改为否定句） You had ______ _____ go to se your friend now. 6．Lily put on a hat this morning.（否定句） Lily _________ ________ on a hat this morning. 7．He has already read the book. (改为否定句) He _______ read the book _______