【正文】
ekends. always have a good time ______________( chat ) with others.19. Does your son practise __________ (play) the piano (鋼琴) every evening?20. My uncle enjoys __________(skate) but he likes playing chess better.21. Let’s have a coke, and then go __________(fish) somewhere by the river. usually go ________ on Sundays. (shop)23. Duan Fan likes (chat) with his classmates on the Internet.24. There is a ________(read) room on the second floor in the building. goes __________(swim) on Sundays.26. My parents don’t enjoy _________(swim) in the lake. 27. My father usually does some _________(shop). 三、 以下情況用動(dòng)詞原形,即do something1. why not + 動(dòng)詞原形(do something) 為什么不做某事2. let sb. + 動(dòng)詞原形(do something) 讓某人做某事3. make sb. do sth. 讓某人做某事4. 情態(tài)動(dòng)詞can∕must∕should∕may +動(dòng)詞原形(do something)5. 祈使句中用動(dòng)詞原形,如:Millie, clean the door please.6. 在一般現(xiàn)在時(shí)中,當(dāng)主語是第一、第二人稱和第三人稱復(fù)數(shù)時(shí),行為動(dòng)詞使用其原形。 在其一般疑問句中,使用Do+ 主語 + 動(dòng)詞原形??隙ň洌篗y parents watch films at weekends.否定句:My parents don’t watch films at weekends. 疑問句:Do your parents watch at weekends?我和Lucy在星期二下午經(jīng)常踢足球。they (like) the World Cup?19. We___________ (not watch) TV on Monday. 20. What they often (do) on Saturdays? 21. your parents (read) newspapers every day?四、 以下情況動(dòng)詞用單數(shù)形式1. 當(dāng)主語是第三人稱單數(shù)時(shí),行為動(dòng)詞使用其第三人稱單數(shù)形式;在其否定句中,行為動(dòng)詞使用doesn’t + 動(dòng)詞原形;在其疑問句中,其用法為:Does + 主語 + 動(dòng)詞原形如:Lucy經(jīng)常課后說中文。One of my friends plays (play) football well.3. everyone作主語時(shí),謂語動(dòng)詞使用單數(shù)形式 如:Everyone is (be)here. Everyone goes (go) to the park at the weekend.4. 疑問代詞who, what等作主語時(shí),謂語動(dòng)詞使用單數(shù)形式。如:Simon with his friends plays (play) football on Tuesday afternoon.6. there be + 單數(shù)名詞∕不可數(shù)名詞 時(shí),be動(dòng)詞用單數(shù)形式is。如:The pair of trous