【金識(shí)源】九年級(jí)英語全冊(cè)u(píng)nit13we’retryingtosavetheearth第2課時(shí)課件-在線瀏覽
2025-01-30 07:30本頁面
【正文】 o school or work, you ________ ride your bike or walk. If it’s far, you ________ take the bus. All these small things ______ add up and became big things that _____________ improve the environment. We can’t afford to wait any longer before taking action. Possible answers: may, can’t, can, could, have to, may/might, should ,would, must 隨堂練習(xí) Fill in blanks using proper forms of given words. I39。 May/might may表允許， might可以指過去時(shí)間，也可指現(xiàn)在時(shí)間，語氣更委婉。Unit 13 We’re trying to save the earth 第二課時(shí) ( Focus on grammar) 情境引入 Leadingin 判斷下列句子中使用了什么時(shí)態(tài)及情態(tài)動(dòng)詞。 1. We are trying to save the earth. 2. The river used to be so clean. 3. It was considered the nicest river in the town. 4. The air has bee really polluted.\ 5. We should help savew the sharks. Answers: 1. 現(xiàn)在進(jìn)行時(shí) 2. used to 3. 一般過去時(shí)的被動(dòng)語態(tài) 4. 現(xiàn)在完成時(shí) 5. should 活動(dòng)探究 Fill in the blanks You can discuss with your parnters ask 現(xiàn)在時(shí) 過去時(shí) 將來時(shí)
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