新概念2 Lesson-44.ppt

【New words and expressions】 ★forest n. 森林 ★risk n. 危险, 冒险 ★picnic n. 野餐 ★edge n. 边缘 ★strap n. 带, 皮带 ★possession n. 所有 risk ★risk n. 危险，冒险 ① n. 危险，风险 take/run/at the risk of sth./doing sth. John took/ran the risk of damaging his bus and drove it into the back of the thieves’ car. John saved me at the risk of his own life. 约翰冒着生命危险救了我。 ② vt. 冒失去……的危险，使……遭受危险 risk sth./ doing sth. We’d better take a taxi. We can’t risk missing the plane. John risked his own life to save me. breath ★breath n. 呼吸out of breath:上气不接下气waste ones breath:白费口舌in one breath:片刻, 转眼间 in a second He finished water in one breath. 他一口气把水喝完了.hold ones breath:屏住呼吸bad breath:口臭 You have a bad breath. 你有口臭. 【课文讲解】 1. Mrs. Anne Sterling did not think of the risk...run after: ① 追赶 The police are running after a thief. ② 追随 The dog runs after the rabbit. ③ 追求 Young girls are running after fashion. run behind: 在某人后面跑: I ran behind him. run to:跑向 run at: run (straight) at （at 强调瞄准,一般与straight 相连都用at） catch up with sb. 追上,赶上(强调结果) 2、They had rushed up to her while she was having a picnic … rush up to: 迎面冲过来The rushed straight up to the tree. up:向上,面对面, 与说话人相反方向 The child ran up to his mother when he saw her. down:方向相同, 与说话人相同方向: go down 接着往前走,不用回头 up to可以表示地点、时间等“一直到……” He worked up to nine o’clock in the evening. 3、In the struggle, the strap broke and, with the bag in their possession… in ones possession = in the possession of sb.=owned by sb. 为某人所拥有…… I went out of the book shop with book in my possession. The house used to be in my possession, but now it is in the possession of an old lady.  4、…she saw that they had sat down and were going through the contents of the bag… go through （仔细地）搜查，在……中搜寻，浏览，翻看(速度较快的看) She went through her bag, but she couldn’t find her key. She goes through the web quickly. 5、The strap needs mending, said Mrs. Sterling later. need作“需要”被…讲时，后面接的动名词有被动的含义。 need doing:需要做,需要被做 ① 这里