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1、Unit 3 Buying and Selling Lesson 201. How much does it cost? 它值多少錢？它值多少錢？【自主領(lǐng)悟【自主領(lǐng)悟】(1)這是詢問商品價格的特殊疑問句，結(jié)構(gòu)為：這是詢問商品價格的特殊疑問句，結(jié)構(gòu)為：How much do/does. . . cost? = How much is/are. . . ? 多少錢？多少錢？(2)答語：答語：(_+)價格。例如：價格。例如：How much do these sweets cost? (Theyre) 17 yuan. Its/Theyre【活學(xué)活用【活學(xué)活用】 你的毛衣多少錢？你的毛衣多少錢？_

2、_ _ your sweater cost? 這兩雙鞋多少錢？這兩雙鞋多少錢？100元。元。 _ _ _ the two pairs of shoes? _ _. 答案答案:How much does How much are; 100 yuan2. Do you have enough money to buy all of these things? 你有足夠的錢買所有這些東西嗎？你有足夠的錢買所有這些東西嗎？【自主領(lǐng)悟【自主領(lǐng)悟】enough作形容詞，意為作形容詞，意為“充足的；足夠的充足的；足夠的”，作作_。作定語時可放在被修飾詞的前面或后面。常。作定語時可放在被修飾詞的前面或后面。常

3、構(gòu)成短語：構(gòu)成短語：enough+n. + _ sth. “足夠的足夠的做某事做某事”。定語或表語定語或表語to do【歸納拓展【歸納拓展】enough的不同詞性的不同詞性(1)enough作副詞，意為作副詞，意為“充分地；足夠地充分地；足夠地”，修飾形容詞、副，修飾形容詞、副詞或動詞，只能位于所修飾詞的后面。常見結(jié)構(gòu)：詞或動詞，只能位于所修飾詞的后面。常見結(jié)構(gòu)：“形容詞形容詞/副詞副詞 + _+_”意為意為“足夠足夠可以做某事可以做某事”。(2)enough作代詞，意為作代詞，意為“足夠；充分足夠；充分”，作主語或賓語。例如：，作主語或賓語。例如：Enough has been said o

4、n this. 關(guān)于這一點已經(jīng)說得夠多了。關(guān)于這一點已經(jīng)說得夠多了。enoughto do sth.【溫馨提示【溫馨提示】在在“形容詞形容詞/副詞副詞 + enough + to do sth. ”結(jié)構(gòu)中，結(jié)構(gòu)中，如果如果enough前有否定詞前有否定詞not，那么它不僅否定，那么它不僅否定enough，而且也，而且也否定其后的不定式。否定其后的不定式?！净顚W(xué)活用【活學(xué)活用】 你必須有足夠的耐心等待輪到你。你必須有足夠的耐心等待輪到你。You have to be patient _ _ _ for your turn. 我們有足夠的人去植樹。我們有足夠的人去植樹。We have _ peop

5、le _ _ the trees. 答案答案:enough to wait enough; to plant. 用所給詞的適當(dāng)形式填空用所給詞的適當(dāng)形式填空1. Lets go _ (shop) this afternoon. 2. We take turns _ (wash) plates at home. 3. The price of the T-shirt _(be) 85 dollars. 4. We need a boy and a girl _(sing)this song together. 5. We need some paper _ (write) on. 答案答案:1.

6、 shopping 2. to wash 3. is 4. to sing5. to write. 單項選擇單項選擇1. Michael _ a film if hes free on Sunday evening. A. sees B. saw C. will see D. has seen2. Im hungry. I want something good _. A. eating B. eat C. to eat D. eaten3. Lets go and _ hello to the new student. Good idea! A. say B. speak C. shout D. talk4. _? Five dollars. A. How many is it B. How much is itC. How often is it D. What the price is it5. David is old enough _ to school. A. to go B. going C. will go D. goes