3. Module1 Wonders of the world America 美国 Unit 2 I was on the edge of(1) the Grand Canyon(2).

4. Activity. Think of some wonders of the world about the Following sights. Then describe them using these adjectives. buildings mountains rivers seas towers waterfalls ancient deep high long modern natural(3) tall wide

5. 1. on the edge of… 处于 …… 的边缘 I was standing on the edge of the Grand Canyon 2. the Grand Canyon 大峡谷 canyon 峡谷 /´kænjən/ Words and expressions The Grand Canyon is one of the wonders of the world.

6. 3. natural /´næt ʃ ərəl/ 自然的, 天然的 反义词 : man-made 人造的 The Great Canyon is natural, but the Great Wall is man-made.

7. 4. reply He has not replied to my question yet. 回答, 答复. 后面常接介词 to. 5. look over… (1). 从 … 上面看过去. The policemen looked over the wall. (2). 仔细检查 …… The leaders of our school were looking over the teachers’ lesson plans.

8. 6. too…to… 太 … 而不能做 ……, 意义，相当于 so… that…( 否定句 ) The boy is too young to go to school. The boy is so young that he can’t go to school. 本身具有否定

9. 7. look across to 向 … 对面看 I was looking across to the other sides of the Canyon. 8. look to one’s left/right 向 … 某人左 / 右看 9. disappear into the distance The Grand Canyon disappeared into the distance. 消失在远方

10. disappear 消失, 不见, 灭绝 The dinosaurs disappeared long ago. 10. 400 kilometres long “ 数词 + 名词 + 形容词 ” 的用法 (1). 表示人物的年龄 / 高矮等, 如 : five years old (2). 表示事物的高度 / 宽度 / 深度, 如 : 1.6 metres tall 400 公里长 11. Huge /hju: d ʒ / 巨大的 very very big 十米高 ten metres high two kilometres wide 两公里宽 twenty metres deep 20 米深

11. 大峡谷全长 446 公里, 平均宽度 16 公里, 最大 深度 2 公里, 平均谷深 1.6 公里, 总面积 2724 平 方公里. 由于科罗拉多河穿流其中, 故又名科 罗拉多大峡谷，它是联合国教科文组织选为 受保护的天然遗产之一.

12. I looked down to the Colorado River about 2 kilometres below me. If you put the three tallest buildings in the world at the bottom of the canyon, they still will not reach the top.

13. Then I looked across to the other side of the canyon. It was 20 kilometres, maybe more. Finally, I looked to my left and to my right, and on both sidesthe canyon disappeared into the distance---over 400 kilometres long.

14. 1. Where may the passage come from? a) A guidebook. b) A textbook. c) A dictionary d) A diary. 2 Why was there nothing to see? a) Because there was nothing. b) Because it was too dark. c) Because it was raining. d) Because it was in the morning. Choose the best answer.

15. 3. Where was the writer facing on the edge of the Grand Canyon? a) To the south. b) To the north. c) To the east. d) To the west. 4. What is the writer's purpose in writing this passage? a) To give facts about the Grand Canyon. b) To tell how he feels about the Grand Canyon. c) To introduce the Grand Canyon. d) To tell people to visit the Grand Canyon.

16. 5. How was the sky in the east when I arrived? A. It was becoming dark. B. It was becoming light. C. It was still very dark. 6. How soon would the writer get there when he met the stranger? A. In five hours. B. In fifteen minutes. C. In five minutes.

17. 1. He _____ back a month ago. (come) 2. My mother often tells me __________ in bed. (not read) 3. I must take it back the day after tomorrow. You can only _____ it for 24 hours.(keep) 4. Why have you kept me _______ here for so long a time? (wait) 5. Please come to our meeting if you ____ free tomorrow. (be) 用所给动词的正确形式填空 came keep not to read waiting are

18. 6. She _________ to the Great Wall several times. (be) 7. In his letter, he said that he ______ us very much. (miss) 8. He said he became _________ in physics. (interest) 9. He went to school instead of ______ home. (go) 10. Great changes _________________ in our country since 1978. (take place) has been missed interested going have taken place

19. Homework Finish the exercises in the WB.