|
③after既可作介词,又可作连词,而in只能作介词②in“在……时间之后” I’ll arrive in an hour.我一小时后到达 c).within:不超过……的范围 within和in with in强调在……时间之内,没有时态的限制。 in是以现在为基准,in an hour是指从现在起1小时之后,所以一般只用于将来时。 within 3 hours 3小时之内 I must finish painting the cat within five minutes. 我必须在五分钟之内画好这只猫。 They worked hard. They finished the work within 2 days at last. 他们努力工作,结果终于他们在两天之内完成了这项工作。 in与within后都必须跟时间段 二 表示“地点、方向”的介词: 1.in,outside,between, among a)in表示“在……里面”,如: What’s in the box? 盒子里是什么? She put her book in the desk. 她把书放进了书桌。 b)outside指“在……外面” There are many people outside the room.房间外有很多人。 What did your see outside the hall? 你在大厅外看见了什么? c)between在……之间(指二者) There is a hospital between the hotel and the post office.在宾馆与邮局之间有所医院。 The building stands between the park and the small river. 那栋建筑位于公园和小河之间。 between是指“在两者之间”,而among指“在多个之间”。 d)among在……之间(指三者以上) “There is a thief among you.” The policeman shouted to the crowd. 警察向人群喊道:“你们中间有个小偷!” He found his place among the crowd. 他在人群中找到了他的位置。 如果指三个以上人或物中的每两个之间时,仍然要用between。例如: Switzerland lies between France,Italy,Austria and Germany.瑞士位于法国、意大利、奥地利和德国之间 2.on, above, over, below, under a)on在……上面,表面相互接触。 There is an apple on the table. 桌上有一个苹果。 On the top of the hill, there is a flag. 山顶有一面旗子。 b)above只表示“在……上方或位置高出……”,与below相对。 A plane flew above our heads.一架飞机从我们头上飞过。 The Turners live above us. 特纳一家人住在我们的上面。 c)over“在……正上方”,与under相对。 There is a bridge over the river.河上有一座桥。 The picture is hanging over the blackboard. 那张图挂在黑板的正上方。 d)below在……下方,低于…… There are many flowers below the window.窗下有很多花。 Her skirt reaches just below her knees.她的裙子刚到膝盖下。 e)under在……正下方 They sat under a big tree, drinking.他们坐在一棵大树下喝酒。 What are you wearing under your coat? 你外套里面穿了什么? 3.near, by, beside,about a)near在……附近,与far相对 A hospital was built near the railway station.在火车站附近建了一所医院。 My hone is near he school. 我的家离学校很近。 b)by = beside,靠近,在……旁边,比near距离更近 He just sat by/ beside me in the cinema.在电影院他就坐在我旁边。 He lay down beside the statuary. 他在雕像旁躺下了。 c)about作“在……各处;到处;在……附近”讲 She walked about the town with her mother.她跟她妈在街上到处走 There is a crowd of people about him.一群人围着他 Do you happen to have an umbrella about you?你身边碰巧带有雨伞吗? 4.in front of, behind, around a)in front of在……前面 A river flows in front of the house.房子前有一条河 They put a bunch of flowers in front of the door. 他们在门前放了一束花。
| |