高中英语人教版 (2019)选择性必修 第一册Unit 3 Fascinating Parks集体备课课件ppt

这是一份高中英语人教版 (2019)选择性必修 第一册Unit 3 Fascinating Parks集体备课课件ppt，共7页。

▶Being educated in Peking University is her dream.▶It is n use learning withut practice.【探究总结】(1)动词-ing形式和不定式都可以用作_____。动词-ing形式往往表示普通的、一般的行为,而不定式常表示某次具体的行为。 (2)动词-ing形式作主语时,根据主谓一致的原则,谓语动词使用　　　　 形式。但是意义不同的两个动词-ing形式并列作主语时,谓语动词要用_____形式。 (3)如果作主语的动词表示被动意义,那么使用being dne作主语。(4)动词-ing的否定形式是在其前面直接加上nt。
(5)形式主语it代替动词-ing形式作主语的常见句型:①It is a waste f+time/mney+ding sth.　做某事是浪费时间/金钱。②It is n+use/gd/fun+ding sth.做某事没有用/没有好处/不好玩。③It is useless/wrthwhile ...+ding sth.做某事是没有用的/值得的……
答案: (1)主语　(2)第三人称单数　复数
【应用实践】(1)单句语法填空。①______ (travel) alng the ld Silk Rad is an interesting and rewarding experience. ②______ (kill) by a shark was what used t happen in thse days. ③Keeping a diary in English______ (help) her a lt in learning English. ④Nt______ (be) tall is nt his disadvantage.  
答案: ①Travelling　②Being killed　③helps ④being　
(2)完成句子。①It is useless _______ _______(和……争论) him because he is stubbrn.  ②It is a waste f time ______ _______(玩游戏) n the cmputers.  ③It’s n gd ______ ______ ______(吃太多) every evening. 
答案:①arguing with　②playing games③eating t much
2. 动词-ing形式的复合结构作主语【观察思考】 ▶Their failing in the examinatin made them all disappinted.▶Kate’s leaving made everyne sad.【探究总结】动词-ing形式的复合结构作主语时有两种形式:①形容词性 _____ +动词-ing形式; ② _____ +动词-ing形式。 
答案: ①物主代词　②名词所有格