高中英語人教版選修7Unit2RobotsGrammar教案(系列一

1、選修七 Unit 2 RobotsPeriod3 GrammarBefore class:Learn grammar points before the classDuring class:Step 1RevisionAsk students to answer the following questions without referring to the textbook.1What was going to be tested out by Larrys wife，Claire?2How did Larry Belmont finally persuade his wife to acc

2、ept the experiment?3How did Claire feel when she was offered sympathy by a robot?4What did Tony expect to do about the house before he was to leave and Larry was to return?5How did Claire feel when she was envied by those women?6What happened to Tony at last?Step 2Grammar learning1不定式的被動形式當不定式與邏輯主語之

3、間是被動關系時，即不定式的邏輯主語是不定式所表示動作的承受者，不定式一般要用被動形式。其被動式可以分為兩種：一般式和完成式。(1)一般式：to be done，表示不定式動作在謂語動詞之后或者同時發(fā)生。It is a great honor_to_be_invited_to speak here.很榮幸被邀請在這里講話。The novel is said_to_be_published_next month.據(jù)說這本小說下月要出版。(2)完成式：to have been done，表示不定式動作發(fā)生在謂語動詞之前。The book is said to_have_been_translated

4、_into six languages.這本書據(jù)說已經(jīng)被翻譯成六種語言。The boss preferred_to_have_been_given_more work to do.老板寧愿被分給更多的工作做。被動一般式to be done完成式to have been done2.不定式被動形式的作用(1)作主語Its an honor to_be_invited to the ceremony.很榮幸被邀請赴宴。Its a pity to_be_kept in the house in such fine weather.在這樣好的天氣被關在家里真是遺憾。(2)作表語The letter i

5、s_to_be_sent_by airmail.這封信箋要空郵。(3)作賓語She didnt like to_be_treated as a child.她不喜歡被當成孩子。The boy asked to_be_given an opportunity to try again.那男孩要求給他再試一次的機會。(4)作賓語補足語Id like my bedroom to_be_cleaned.我想整理一下我的臥室。(5)作定語He was the last one_to_be_asked to speak at the meeting.他是最后一個在會上被邀請發(fā)言的人。(6)作狀語His m

6、other left the small village，never_to_be_seen again.他母親離開了那個小山村，再也沒有人見過她。3不定式有些要注意的地方(1)感官動詞和一些使役動詞的不定式的主動形式要省去to，但在變成被動語態(tài)后需要加上to，能這樣用的動詞或動詞詞組有：make，have，let，see，hear，notice，listen to，watch等。如：We often see him act like that.He is often seen to act like that.我們常?？吹剿菢幼觥?2)在cant help but，have nothing

7、to do but結構中，介詞but后的不定式省去to。如：I cant_help_but suspect his motive.我不禁懷疑起他的動機。I have_nothing_to_do_but_watch TV.我沒什么事情可做，除了看電視。(3)不定式有時要用主動形式表示被動意義形容詞以及含有形容詞的名詞后的不定式，一般用主動形式表示被動意義，其中形容詞常見的有easy，difficult，important，impossible等。如：The work is impossible_to_finish in two days.工作不可能兩天之內(nèi)完成。 English is not s

8、o easy_to_learn.英語并不好學。一些固定用法，如“挨罵，受責備，受批評” 用be to blame；“(東西等)出租”用to let。He is to blame for what he has done.他應為他所做的受責備。The house is to let.房子要出租。Step 3Exercises1The crowd cheered wildly at the sight of Liu Xiang，who was reported _ the world record in the 110meter hurdle race.ABreaking Bhaving brok

9、en Cto have broken Dto break2I like getting up very early in summer.The morning air is so good _.Ato be breathed Bto breathe CBreathing Dbeing breathed3_ the project as planned，well have to work two more hours a day.ACompleting BComplete CCompleted DTo complete4Having a trip abroad is certainly good

10、 for the old couple，but it remains_ whether they will enjoy it.Ato see Bto be seen CSeeing Dseen5I hurried to the meeting hall，only_ that the meeting had been put off.Ato tell Bto be told Ctelling Dtold6Do let your mother know all the truth；she appears_ everything.Ato tell Bto be told Cto be telling Dto have been told7Little Tom should love_ to the theater this evening.Ato be taken Bto take Cbeing taken Dtaking8It is said that plastics can be used to_ many things.Now people are used to_ plastics products.Amake；using Bmaking；using Cmaking；use Dmake；use9With a lot of problems_，the newly