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【正文】 過去式，過去分詞分別是 rose和 risen,現(xiàn)在分詞是 rising. Prices continue to 。 4. I looked carefully over them, but it was silent and there was no sign of it. ★ no sign of 沒 …… 的跡象 ★ look over 從 …… 上面看過去 拓展： look over 檢查 Can you look over my position for me? 你能幫我檢查一下我的作文嗎？ 5. I looked down to the Colorado River about 2,000 metres below me. ★ look down 從 …… 往下看；俯視 6. Then I looked across to other side of the canyon. ★ look across 向?qū)γ婵? He often looks across to the mountains in class. 他上課經(jīng)?？磳γ娴纳?。k230。s?lv?/ a silver stream clear v. ① (云或霧 ) 散開 ② 打掃干凈 clear adj. 清晰的 reply to sb/sth 回答某人 /某事 1). Who can reply to my question? 誰能回答我的問題？ 2). Why don’t you reply to me? 你為什么不回答我呀？ ★ reply + that從句 回答到 …… I replied that I was unable to help them. 我回答說我?guī)筒坏剿麄兊拿Α? 重點： ? 詞匯及六種基本時態(tài)的理解與運(yùn)用。1 Unit 2 The Grand Canyon was not just big. (Reading and writing) 教材內(nèi)容分析 本文作者介紹了游覽美國科羅拉多大峽谷的經(jīng)歷及大峽谷的壯觀景色。 ? 通過閱讀獲取信息，并進(jìn)行推測，理解作者的觀點及寫作意圖，學(xué)會描寫自己的旅行經(jīng)歷。 reply 回答，回復(fù) v. /r?39。nj?n/ 逗留；留下 v. remain /r?39。 7. Finally, I looked to my left and to my right, and on both sides the canyon went far away for more than 200 miles. ★ look to … 向 …… ( 某個方向 )看 on the left/right of … on one’s left/right 在 …… 的左 /右方 Look to the left and to the right before crossing the street. 過馬路要左右看。 The yield of rice will rise to 700 kilograms per mu. 水稻的產(chǎn)量將上升到每畝 700公斤。 3). rise是不及物動詞，側(cè)重表示由低到高的變化過程，也可指物價“上漲”。 disappear vi. 消失 The sun disappeared behind the cloud. 太陽在云層后面消失了。 Have you had an answer to your letter? 你寄出的信有回音了嗎？ I received no reply to my question. 我的要求沒有收到任何的回復(fù) canyon 峽谷 n. /39。 (天氣）陰沉的 adj. /grei/ silver 銀灰色的，銀制的 adj. /39。 情感態(tài)度培養(yǎng)： ? 培養(yǎng)學(xué)生對神奇大自然的熱愛。通過學(xué)習(xí)課文，學(xué)生可感受到作者在空間上由遠(yuǎn)及近、時間上由日出前到日出后、感覺上從模糊到清晰的寫作思路，學(xué)習(xí)通過 “
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