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1、Unit;l;Dream;homesunit1dreamhomes一、教学内容：unit1dreamhomes二、教学目标：驾驭UnitI的语法、介词和数词三、教学重难点：驾驭介词和数词的用法(一)介词1. at,inat：表示相对于说话者来说较小或较狭窄的地点。例：letsmeetatsixo*clockattheschoolgate.in：表示相对于说话者来说比拟宽敞的场所或相对较大的地方。例：iwasborninshanghai,butnowliveinbeijing.2. on,above,below,over,under,on：表示在某一物体接触面上或靠近的地方。例：Wearenow
2、standingonthetopofthemountain.(2)thesupermarketisjustonyourleft.above：表示在某一物体的正上方或偏离正上方的地方，一般不与参照物相接触；另外，也可用来表示某一刻度的上方。其反义词为：belowo例：(1)thepictureisabovetheblackboard.(2)thetemperatureisabovethezero.over：表示在某一物体的正上方。其反义词为：under0例：(1)thereisanewbridgeovertheriver.(2) theballyouarelookingforisunderyou
3、rnose.3. near,beside,nearby,by,nexttonear：near=notfar,表示“在旁边,在不远处。很多状况下等于beside和nearbyonearby除了用作介词外，还可用作形容词或副词。例：thereisabigshoppingmallnearourschool.by:表示比near更近的地方，意思为“靠近,就在边上”。例：letthechildrennotplaybythewater.nextto：相比拟距离最近，表示紧挨着，紧靠着”的意思。例：kittysitsnexttosandy.4. between,amongbetween：表示在明确的两者之间
4、或多个物体的两者之间。除了表示方位外，between还可指时间。例：(1)sandysitsbetweenkittyandme.(2) doyouknowthedifferencebetweenamericanenglishandbritishenglish.among：表示在三者或三者以上的人或物之间。例：(1)wearehidingamongthetrees.(3) whoisthetallestamongthestudents?5. infrontof,inthefrontof,behindinfrontof：表示“在(范围以外)的前面。假设要表示“在(范围内)的前面”，那么要用inth
5、efrontofo另外，与before比拟，在表示场所时，常用infrontof,而很少用before；表示动态效果的在之前时,常用beforeo例：(1)thereisabigtreeinfrontofourclassroom.(2)isitinthefrontoftheclass.behind：表示在某一物体的后面(=atthebackof),与infrontof互为反义词。例：thehotelisjustbehindourhouse.6. in,into,outof,inside,outsidein：表示静止的位置，“在里面，在内。into：表示“到里面，是一个动态的过程。outof：是
6、into的反义词，表示“从出来。例：(1)weareinthereading-roomnow.(2) theboyjumpedintothewater.(3) thestudentswentoutoftheclassroom.inside：用作介词时，与in一样，表示静止的位置，“在里面，在内除此以外,inside还常用作名词或副词，其反义词为：Outsideo例：(1)heislookinginsidetheroom.(2)pleasegooutside.7. along,across,throughalong：表示沿着(街道、河流等,相当于down)woacross：表示“横过、横穿.,(
7、强调从某一平面过去，如河流、街道、广场、桥梁等)。through：表示穿过某一立体的空间或两边有建筑物的街道等。例：(1)walkalong(down)thestreettilltheend.(2) iwalkedacrossthesquaretolookforataxi.(3) ittookushalfamonthtotravelthroughtheforest.8. oppositeopposite：常用作介词、副词、形容词，意思是“在对面；在对面；对面的等。例：(1)thewindowisoppositethedoor.(2) hestoodopposite.(3) it,sontheo
8、ppositesideofthestreet.(二)基数词weusecardinalnumbersalmosteveryday.weusethemforlotsofdifferentthings.1.基数词的读法：(1)表示“几十几的数，十位和个位之间用一连接。e.g.:32thirty-two(2) IoI-IO19之间的数，百位和十位之间加“and”。e.g.:928ninehundredandtwenty-eight(3) I(Ho以上的数，从后往前每三位一段，倒数第一段读thousand,倒数其次段读million,依次类推。e.g.8,543,601eightmillion,five
9、hundredandforty-threethousand,sixhundredandone2.基数词的运用：hundred,thousand,million,billion等一般用单数，但以下状况用复数：(1)表示不定数目：e.g.hundredsofmillionsof(2)表示几十的数词，其复数形式可以表示年龄或年头。e.g.inhistwentiesinthethirties0zerol0ten20twentyl01IonelleIevenSOthirtyonehundred2twol2twelve40fortyl,0003threel3thirteen50fiftyonethousa
10、nd4fourl4fourteen60sityl0,0005fivel5fifteen70seventytenthousand6si16siteen80eightyl00007sevenl7seventeen90ninetyonehundredthousand8eightl8eighteen1,000,0009ninel9nineteenonemillion（三）序数词wecanuseordinalnumberstoorderthingsandevents.weusethemtotalkaboutdates,floors,results,etc.e.g.unclejimwillarriveon
11、theseventhofjune.therestaurantisonthesixthfloor.milliecamefirstintheenglishexam.cardinalnumberscardinalnumbersordinalnumbersordinalnumbersl=onelO=tenlst=firstlOth=tenth2=twoll=eleven2nd=secondllth=eleventh3=threel2=twelve3rd=thirdl2th=twelfth4=fourl3=thirteen4th=fourthl3th=thirteenth5=five20=twenty5
12、th=fifth20th=twentieth6=six21=twenty-one6th=sixth21st=twenty-first7=seven22=twenty-two7th=seventh22nd=twenty-second8=eight23=twenty-three8th=eighth23rd=twenty-third9=nine30=thirty9th=ninth30th=thirtiethlanguagepoints:1.序数词的运用：(1)表示日期：e.g.:6月1日OnthefirStOfjUne/onjune(the)first(2)表示编号：e.g.:lesson5thef
13、ifthlesson(3)起副词作用9前无thee.g.:simoncamefirstintheenglishexam.(4)序数词前有限定词修饰时，不加the.eg:thisismyfirstlesson.练习一、依据句意,用适当的介词填空：1. thereisalampthedeskmystudy.2. herprinterishercomputer.3. heisshorterthanbobandpeter,hesitsthem.4. theshelfisthetopbunkbed.5. lipingisshorterthanwudongbuttallerthanweihua.sohes
14、itsthem.6 .thetoiletistheclassroom.7 .ourteacheristestingusnumbers.8 .theyplayedagameschool.9 .lookthenumbersbelowandwritethenumbersoutwords.10.theteacheraskedkatesomephonenumberstheclass2,grade7students.二、用英语写出以下数字1 .20362.7322103.468094.1282 .驾驭序数词的写法，了解基数词和序数词的区分，并能正确娴熟地运用基数词当堂反应i.依据句意或所给的数字用正确的数
15、词形式填空。1. thereare(三)bikesoverthere,the(三)oneisforyou.2. thebuildinghas(十)floors,thesupermarketisonthe(九)floor.3. therearedaysinaweek,mondayistheday.4. wehavemonthsinayear,decemberistheone.5. millieisagoodstudent,sheoftencomes(一)intheenglishexam.6. mybirthdayisonthe(二十)ofjune.7. mothersdayisonthe(二)s
16、undayofmay.8. therearesminutesinanhour.9. ontuesday,the(H)ofapril,wezllgotobeijing.10. igetupat(六)everymorning.11. theedayofmarchiswomen,sday.12. thereareseasonsinayear,theoneiswinter.13. thebuildingis(109)yearsold.itstandsatthe(18)bankstreet.ii.用所给单词的适当形式填空。1. thisismy(one)dayinbeijing.2. thisideasounds(well).3. (final),lets(play)agame.
