welcome

1. welcome

2. Preposition ( 介词)

3. 介词用法口诀 • 早、午、晚要用in，at黎明、午夜、点与分。 年、月、年月、季节、周，阳光、灯、影、衣、冒in。 将来时态in...以后，小处at大处in。 in the morning /afternoon /evening in the day at dawn, at daybreak at noon at night at midnight

4. 阳光、灯、影、衣、冒 in • Don't read in dim light. • They are reviewing their lessons in the bright light. • They are sitting in the shade of a tree. a prisoner in irons • He went in the rain to meet me at the station.

5. 阳光、灯、影、衣、冒 in • The poor dressed (clothed) in rags in old society. • in the bright sunlight • a merchant in disguise • the woman in white (black, red, yellow)

6. 阳光、灯、影、衣、冒 in • in mourning • in brown shoes?in his shirt sleeves

7. 将来时态in...以后 • They will come back in 10 days. • I'll come round in a day or two. • We‘ll be back in no time. • Come and see me in two days‘ time. • (从现在开始) after... (从过去开始)

8. 小处at大处in • Li and I arrived at Heishan county safe and sound, all is well. Don't worry. • I live in a great city (big city), my sister lives at a small town while

9. 有形with无形by，语言 、单位、材料in • The teacher is correcting the paper with a new pen. • "Taking Tiger Mountain by Strategy" is a good opera. I really can't express my idea in English freely in-deed． I wrote a novel in Russian. • This board was cast in bronze not in gold.

10. 特征、方面与方式、心情、成语惯用in • 特征或状态： 　　 • The Democratic Party was then in power. • They found the patient in a coma. • He has not been in good health for some years. • Many who came in despair went away in hope.

11. The house was in ruins. • The poor girl was in tears. • Her clothes were in rags. • His shoes were in holes. • She spoke in grief rather than in anger.

12. in惯用成语 in all in advancein the meantime in place inhopes of(或in the hope of)in connection with in contact within addition to in case of in conflict with in force indepthin regard to in the leastin the neighborhood ofin alarm in the opinion ofin the long run in one‘s opinionin word in a word in vainin case

13. 介词at、to表方向，攻击、位置、善、恶、分 • 1. A．She came at me. B．She came to me • 2．A．Jake ran at John. B．Jake ran to John. • 3．A. He rushed at the woman with a sword. B. He rushed to the woman with a sword. • 4．A．He shouted at the old man. B. He shouted to the old man.

14. 介词at、to表方向，攻击、位置、善、恶、分 5．A．I heard her muttering at Xiao Li. B．I heard her muttering to Xiao Li. 6．A. She talked at you just now. B．She talked to you just now. 7．A．She threw a bone at the dog. B．She threw a bone to the dog. 8．A．He presented a pistol at me. B．He presented a pistol to me.

15. Out, at, by, in RIYADH, Saudi Arabia: In Saudi Arabia’s first ever “tooth for a tooth” case, a man who threw a rock ____another Saudi nine years ago --- knocking two teeth _____ in the process ---has been punished _____ having two of his own teeth extracted ____ public. He was also fined US$21,000. at by out in

16. At, in, with, on, off A 61-year-old man was robbed twice in five minutes ____ a western German town. He first had his mobile phone stolen _____ a gas station by youths who then fled. When he pursued the thieves ____ foot, a passing car with three men claiming to be plainclothes police stopped him, searched him and drove _____ _____ his wallet

17. Within, for, during, at THAILAND is to use mice to test food _____ poison before it is served to US President and 20 other Asia-Pacific leaders ____ a summit in Bangkok this month. Samples of dishes served ____ the October 20-21 Asia-Pacific Economic Co-operation summit will be injected into mice, said a health official last Friday. “We will have the results _____ a minute. If it’s safe, we’ll tell the waiters to start serving,” he said. for at during within

18. With, in, on, to, for GERNAMS who like reading ______ the toilet no longer need take a newspaper _____ _____ them. They can turn ____ novels, poems and detective stories printed on toilet paper. Each roll contains several versions of a text so that readers can use the paper and still leave some entertaining reading ______ the next visitor. on in with to for

19. To, on A QUARTER of Britain’s pet dogs and fifth of its cats will be treated ______ a turkey dinner with their owners _____ Christmas. Animal-loving Britons will spend nearly 100 million pounds _____ gifts for their pets this Christmas, a report said last week. to on on

20. 日子、日期、年月日，星期加上早午晚; 以下皆用on • on the second of January 或 on January the second • on a summer evening • on Boxing Day • on New Year‘s Day • on my birthday

21. 收音、农场，值日on, 关于、基础、 靠、著论, 着、罢、出售、偷、公、假，故意、支付，相反、准, 上演 ,特定时间和“一……就”， 左右on后动名词

22. This afternoon we are going to listen to a report on the international situation. Theory must be based on practice. • The citizens live on their salaries. • The enemy are on the run (=running). • Grapes and big water melons from Sinkiang are on a large sale.

23. They went to Bern on a mission. She came to see you on purpose.This lunch is on me. "No. let's go Dutch.“On the contrary, it was very easy to understand.

24. Gases expand on heating and contract on cooling. • On entering the room, he found his friends dancing in high spirits. • I'll write to him on hearing from you. • You are having me on! What’s on at the cinema this weekend? I have nothing on tonight.

25. at山脚、门口在当前，速、温、日落价核心 • At the foot of the mountain, there are thirty of our comrades. • The train runs at fifty kilometres an hour. • at a good price at a low cost • at a great cost at that time • The atom has a nucleus at its core. • 在原子的中心有一个原于核

26. 工具、和、同随with，具有、独立、就、原因。 就……来说宾译主，对、有、方状、表细分。 　　海、陆、空、车、偶、被by，单数、人类know to man。 this、that、tomorrow，yesterday，next、last、one。 接年、月、季、星期、周，介词省略已习惯。 over、under正上下，above、below则不然， 　　若与数量词连用，混合使用亦无关

27. beyond超出、无、不能，against靠着，对与反。 besides，except分内外，among之内along沿。 　　同类比较except，加for异类记心间。 　　原状because of,、 owing to、 due to表语形容词

28. under后接修、建中，of、from物、化分。 　　before、after表一点, ago、later表一段。 　　before能接完成时，ago过去极有限。 since以来during间，since时态多变换。 与之相比beside，除了last but one。 复不定for、找、价、原，对、给、段、去、为、作、赞。 快到、对、向towards，工、学、军、城、北、上、南。 but for否定用虚拟，复合介词待后言。

29. ing型由于鉴，除了除外与包合。 之后、关于、在......方面，有关介词须记全。 in内to外表位置，山、水、国界to在前。

30. Homework • 1. 掌握所学知识点 • 2. 完成课后练习 • 3. 熟记介词的一般用法

31. Bye Bye