1、情態(tài)動詞,Modal verbs,citizen vest underwear otherwise transport per,n. 公民；居民 n. 背心；汗衫；坎肩 pron. 內(nèi)衣 adv. 否則，不然 n. 交通運輸系統(tǒng);運輸 prep. 每；每一,Words and Expressions,情態(tài)動詞表示說話人的某種 感情或語氣，對某一動作 或狀態(tài)的某種態(tài)度。 表示“需要、可以、 必須、應當”等。,什么是情態(tài)動詞？(modal verbs),Athletes at the ancient games could only be men who spoke Greek, but today, men and women from around the world can compete.,We call the red words modal verbs.,Note 2,Note 1,Modal 。

2、Unit 3 Tomorrows world,Grammar and usage,The man _ (call) “Good husband”.,is called,The pet dog _ (treat) by veterinary.,is being treated,A frog _ (catch) by a big bird just now.,was caught,An argument _ already _ _ (put forward).,has been put forward,be + done,The passive voice,Point out the verb, the subject and the object in the following sentences:,We kept food in the fridge.,We must close the windows and the door.,S,V.,O.,S,V。

3、,Direct speech and reported speech,publisher amazed senior designer recommend purchase best-seller,n. 出版商,出版公司 adj.大為驚奇 adj. 年長的;資歷較深的, 地位(或等級)較高的 n. 設計者，設計師 vt. 推薦 vt. 購買 n. 暢銷書，暢銷品,Words preview,T: What did you eat this morning? S1: I ate T: What did S1 say, S2? S2: S1 said he/she had eaten ,direct speech,reported speech,She said, China has been using PSAs to educate people. She said China had been using PSAs to educate people.,reported speech,direc。