2017人教版七年级英语上册语法点6——介词

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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：atnight=inthenightatnoonatthis/thattimeatChristmaseg.1.___themorning2.___Mondaymorning3.___arainyevening4.___3:505.__20026.___themorningofApril

2、107.___spring8.___night9.___thistime10.___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.Iwillgo(A)tothecinema(B)in(C)thisevening.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

3、)Hearrived___Shanghaiyesterday.2)Theyarrived___asmallvillagebeforedark.3)Thereisabighole____thewall.4)Theteacherputupapicture____thewall.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)TaiwanisinthesoutheastofChina.2)HubeiisonthenorthofHu

4、nan.3)JapanistotheeastofChina.cross:动词“跨过，越过”=goacross4.across:（表面）跨过4through:（内部）穿过，贯穿介词eg.1)Canyouswim_____theriver?2)Theroadruns__________theforest.3)_____thebridge,you’llfindacinema.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)I’llleave___

5、____threeo’clock..Thatis,I’llleave________abouttenminutes.2)Theyleft_______twoweeks.6.inthetree(外加在树上的事物)onthetree(树上自身具有的花、果、叶等)inthewall(镶嵌在墙内部的事物)7.onthewall(墙表面的事物)1)Thereisamap___thewall2)Therearefourwindows___thewall.8.bybike/bus/car/ship(单数且无冠

6、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.bybike=ona(the;his)bikebycar=ina(the;her)caron:在…（表面）上——接触9.over:在…的正上方above:在…的斜上方未接触1)Themoonrose______thehill.2)Thereisabridge_____theriver.3)Thereisabook______thedesk.10.between:在（两者）之间among:在（三者以上）之间1)Abigcrowdo

7、fpeoplewerewaitingforLiLidaonthebeach.________themwerehisparents.2)Tomsits________LucyandLily.11.on与about:关于on用于较正式的演讲、学术、书籍等about用于非正式的谈话或随便提及4eg.Hegaveatalk____thehistoryoftheParty12.infrontof:在…前面/方（范围外）=beforein/atthefrontof:在……前部（范围内）1)Thereisab

8、igtree_______oftheclassroom.2)Adriverdrives_________ofthebus.类似区别：atthebackof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)Pleasewritetheletter____apen.2)Pleasespeak____aloudvoice.14.onafarm;inafactory;thegirlinthehat;leavefor:动身前往某地15.一些固