1、七年级英语上册语法点6介词1.in; on; at用在时间词前，表“在” 1)at + 具体时刻 2)on + 具体某天（具体某天的上、下午等；星期词；以及上、下午词前有修饰词时） 3)in + 年、月、季节及一天中的某部分但注意：at night= in the night at noon at this / that time at Christmaseg. 1._ the morning 2._ Monday morning3. _ a rainy evening 4. _3:50 5._ 20026._ the morning of April 10 7._ spring8._ nig
2、ht 9._ this time 10. _ March另外注意：在时间词（morning , afternoon , evening ; Sunday）前有last, next , this , that时，不再用介词. tomorrow, tonight前也不用介词。eg. I will go(A) to the cinema(B) in(C) this evening.2. in , on , at 表地点：at一般指小地方；in一般指大地方或某个范围之内；on往往表示“在某个物体的表面”。例如：eg. 1)He arrived _Shanghai yesterday.2)They ar
3、rived _a small village before dark.3)There is a big hole _ the wall.4)The teacher put up a picture _ the wall.3.in , on , to表方位 in(范围内)；on(范围外且接壤)；to(范围外但不接壤)。可表示为下图的位置关系eg.1)Taiwan is in the southeast of China. 2)Hubei is on the north of Hunan. 3)Japan is to the east of China. cross: 动词“跨过，越过”=go a
4、cross4. across: （表面）跨过through: （内部）穿过，贯穿 介词eg. 1)Can you swim _ the river? 2)The road runs _ the forest. 3) _ the bridge, youll find a cinema.5. in + 时间段：与将来时连用after + 时间段：与过去时连用但after + 时间点：可与将来时连用。 1) Ill leave _ three oclock. That is, Ill leave _ about ten minutes. 2)They left _ two weeks.6. in t
5、he tree(外加在树上的事物) on the tree(树上自身具有的花、果、叶等)in the wall(镶嵌在墙内部的事物)7. on the wall(墙表面的事物) 1) There is a map _ the wall 2) There are four windows _ the wall.8.by bike / bus / car / ship (单数且无冠词)但当这些交通工具名词前有其它修饰词时，则应使用相应的介词。eg. by bike = on a(the; his) bike by car = in a(the ; her) car on: 在（表面）上接触9. o
6、ver: 在的正上方 above: 在的斜上方 未接触 1) The moon rose _ the hill. 2) There is a bridge _ the river. 3) There is a book _ the desk.10. between: 在（两者）之间 among :在（三者以上）之间 1)A big crowd of people were waiting for Li Lida on the beach. _ them were his parents. 2)Tom sits _Lucy and Lily.11.on与about : 关于 on用于较正式的演讲
7、、学术、书籍等 about用于非正式的谈话或随便提及eg. He gave a talk _ the history of the Party12. in front of :在前面/方（范围外）= before in / at the front of:在前部（范围内）1)There is a big tree _ of the classroom.2)A driver drives _ of the bus.类似区别：at the back of与behind13.with和in: 表示“用“ with: 指“用工具、手、口等” in: 指“用语言、话语、声音等” 1) Please wr
8、ite the letter _ a pen. 2) Please speak _ a loud voice.14. on a farm ; in a factory ; the girl in the hat ; leave for: 动身前往某地15.一些固定搭配：（1）介词与动词的搭配listen to , laugh at, get to, look for;wait for, hear from, turn on, turn off, worry about, think of, look after, spendon, 等。（2）介词与名词的搭配on time, in time,
9、by bus, on foot, with pleasure, on ones way to, in trouble, at breakfast, at the end of, in the end等。（3）介词与形容词的搭配be late for, be afraid of, be good at, be interested in, be angry with, be full of, be sorry for等。二、常见方位介词短语（一）、由介词in构成的方位介词短语1、in the front 在前面 2、in the front row 在前排 3、in the back row 在
10、后排 4、in the third row 在第三排 5、in front of. 在.前面（范围之外） 6、in the front of. 在.前部（范围之内） 7、in the middle在中间 8、in the street在街上 9、in the middle of.在中间 10、in the tree在树上（指飞鸟等外来物）（二）、由介词at构成的方位介词短语1、at the front of.在.所在范围的前一部分 2、at the back of.在.所在范围的后一部分3、at the foot of.在.脚下 4、at the top of.在.顶部5、at the end
11、 of.在.尽头 6、at the head of.在.前头7、at the（school）gate在（校）门口 8、at the station 在车站9、at No.2 Changan Road在长安路2号 10、at my uncles 在我叔叔家11、at home在家 12、at the doctors在医务室/在诊所（三）、由介词on构成的方位介词短语1、on the right/left在右（左）边 2、on ones right/left在某人的右（左）边3、on the desk/table在课桌/桌上 4、on the right-hand/left-hand side在右/左手边5、on the blackboard在黑板上 6、on/in the wall在墙上/里7、on the paper在纸上 8、on the tree在树上（指树上长的，结的东西）三、其它介词构成的方位介词短语1、next to靠近/贴近 2、beside the desk在课桌旁 3、behind the door在门后 4、under the bed在床下 5、near the window靠近窗户 6、outside the gate在门外4
