新概念第二册第20课课件动名词的用法

I never catch anything—not even old boots. After having spent whole mornings on the river, I always go home with an empty bag. after(conj.)+从句，从句主语必须是主句的主 语才能换成下面一种形式 after(prep.)+名词／动词的ing形式 After I go to school,I learned a lot of knowledge. After going to school,I learned a lot of knowledge. After the students handed in their papers, the teacher left.
rubbish n. 垃圾
a pile of rubbish 一堆垃圾 garbage （厨房里的）菜屑碎肉，残羹剩 肴，垃圾 (Am.)
I am even less lucky.
more/less lucky更加(不)幸运 less+原级 (消极比较级) A is less +原级 than B A不如B... 我没以前那么愉快。 I am less happy than before. 这个故事没那个有趣。 This story is less interesting than that one. not so/as ...as 不及，不如 I am not so happy as before. This story is not so interestin词的不同含义★
• ①stop to do：停下正在做的事去做另一件事 stop doing：停下正在做的事 • ②remember to do：记得要去做某事 remember doing：记得做过某事 • ③forget to do：忘记去做某事 forget doing：忘记做过某事 • ④go on to do：继续去做另一件事 go on doing：继续做未完成的这件事
• v. 抓到 • n. 钓鱼人，渔民 • n. 靴子 • n. 浪费 • v. 意识到
★catch v. 抓到 （caught;caught)
catch fish, catch a thief catch the bus ----- miss the bus catch a cold 染上感冒(动作） The early bird catches the worm. 捷足先登。 catch up with 赶上，跟上 Go ahead please.I’ll soon catch up with you.
• Lesson 20 • One man in a boat
Do you like fishing?
a mean of relaxation and enjoying the peace of mind
【New words and expressions】
• catch • fisherman • boot • waste • realize
1）认识到，意识到 （不用于被动语态，不用于 进行时态，人做主语。） realize one's mistake 2) vt.实现（计划等）（可用主动，被动） realize one's hope/dream/plan 他最终实现了自己的梦想。 He realized his dream at last. →His dream was realized at last. come true 成为现实 （物作主语，无被动语态） Her dream has come true.
★fisherman n. 钓鱼人，渔民
fish→ fisherman (pl.fishermen) 1)fish 鱼 （pl.) 单复数同形 2)fishes 不同种类的鱼 He studies the fishes in the Indian Ocean
fries fish 煎鱼，炸鱼 fresh fish salted fish fish-and-chips 油煎鱼加炸马铃薯片(大众快餐） fish v. 钓鱼 go fishing/swimming/shopping
★boot n. 靴子 a pair of boots boots 长筒靴 running shoes 跑鞋 tennis shoes 网球鞋 leather shoes 皮鞋 sandles ['sæ ndl] 凉鞋 slippers 拖鞋 sneakers ['sni:kə] 运动鞋
★waste vt./n. 浪费
1) waste vt.浪费 不要浪费你的时间、金钱和精力。 Don’t waste your time, money and energy. 2)waste n. 浪费 a waste of 对…的浪费 It is a waste of time/money/feeling/food.
★realize v. 意识到
• ⑤try to do：尽力去做某事 try doing：试着做某事 • ⑥regret to do： • 对马上要做的事表示遗憾 regret doing： 对已做过的事表示后悔 • ⑦mean to do：打算去做某事 • mean doing：意味着怎样
练习题： 用括号内动词的适当形式填空： 1._______ Listening (listen) to pop music is something he enjoys. finishing (finish) the work. 2.The workers left after ________ 3.After __________________ having spent/spending (spend) the money, he wrote to his father. 4.You should apologize to your teacher for ______ coming (come) late. 5.We can learn how to write by ______ reading (read). 6.Don’t be afraid of ______ asking (ask) questions. 7.Are you interested in playing ______ (play) volleyball? 8.He left home without locking ______(lock) the door.
But this does not worry me. worry v. 使…担心 worry about sb.为某人感到担心 be worried about 对…感到担心 我为我的小女儿感到担心。 I was worried about my little daughter.
Some fishermen are unlucky. Instead of catching fish, they catch old boots and rubbish. instead of 而不是（可置于句首或句尾） 我去上学了而不是呆在家里。 I went to school instead of staying at home. 我买了书而不是买裙子。 I bought books instead of buying dresses. instead of +n./ pron./v.-ing
9._________ Teaching (teach) English is my job. walking (walk) in rain? 10.Why does he enjoy________ 11.He apologized for _________ not handing(not hand) in the homework on time. 12.Instead of ________ going (go) to see a doctor, he lay in bed and had a sleep. 13.I stayed in bed all day instead of ________ going (go) to work. 14.A lot of men have given up _________(wear) hats. wearing 15.She is very interested in ________ dancing (dance). 16.On _______ entering (enter) the room, he turned on the light.
3) V-ing形式作宾语 a.) She sat there without speaking. b.) David is interested in driving. c.) Do you mind turning on the TV? d.)Betty enjoys listening to pop music. 4)动名词做定语 a reading room 阅览室 a dining room 餐厅「 a swimming pool 游泳池 a sleeping car 火车的卧铺车厢
Key structures —动名词(V-ing) 1）动名词是动词的一种非谓语形式； 仍旧是动词，但是不做谓语 2）v.+ing形式; 3) 它在句中其名词的作用，可单独 或引起短语 作主语，表语，动词宾语，或介词 的宾语以及定语。）
Subject
1) V-ing 形式（动名词）作主语 往往表示 抽象、笼统的动作或泛指某动作或行为。 如：
【课文讲解】 Fishing is my favourite sport. 动词＋ing(动名词)：1.做主语； I often fish for hours without catching anything. without prep. 没有 (可放句首，句尾） prep + n./v.-ing/pron. He went out and he didn’t say anything. He went out without saying anything.