1、人教版八年级下册英语unit6-7-单元语法点+练习题unless,as soon as和和so.that.unless是连词是连词,意为意为“除非；如果不除非；如果不”,相当相当于于“if.not.”,用来引导条件状语从句。用来引导条件状语从句。如：如：Youwontcatchthebusunlessyourun.UnlessDadagrees,Icantgotothemovies.assoonas是连词是连词,意为意为“一一就就”,用用来引导时间状语从句。来引导时间状语从句。如：如：Mybrotherwilllookforajobassoonasheleavesschool.Youmayd
2、rinkwaterassoonasyoureachhome.注意：通常情况下注意：通常情况下,在含有在含有unless和和assoonas的复合句中的复合句中,如果主句用一般将来时、主句为如果主句用一般将来时、主句为祈使句或主句的谓语部分含有情态动词祈使句或主句的谓语部分含有情态动词,那么那么unless和和assoonas引导的从句常用一般现在引导的从句常用一般现在时。时。so.that.是连词是连词,意为意为“如此如此以至以至于于”,用来引导结果状语从句用来引导结果状语从句,so修饰形修饰形容词或副词。常见结构有容词或副词。常见结构有“so+形容词形容词/副副词词+that从句从句”和和“
3、so+形容词形容词+a(n)+可数可数名词的单数形式名词的单数形式+that从句从句”等。等。如：如：Themanspokesofastthatwecouldhardlyfollowhim.Andyissohonestamanthatweallbelievehim.1.so.that.结构常常可与结构常常可与too.to.结结构构,.enoughto.结构进行转换，但是如结构进行转换，但是如果果that引导的从句中的主语和主句中的主引导的从句中的主语和主句中的主语不同，转化为语不同，转化为too.to.结构或结构或.enoughto.结构时要用结构时要用for引出不定式的引出不定式的逻辑主语。
4、逻辑主语。如：如：Mycousinissoyoungthathecantgotoschool.Mycousinistooyoungtogotoschool.Mycousinisnotoldenoughtogotoschool.Shewalkedsoquicklythatwecouldntcatchupwithher.Shewalkedtooquicklyforustocatchupwith.Shedidntwalkslowlyenoughforustocatchupwith.2.such.that.也表示也表示“如此如此以至以至于于”，用来引导结果状语从句，可与，用来引导结果状语从句，可与so
5、.that.结构进行转换。常见结构有结构进行转换。常见结构有“such+a(n)+形容词形容词+可数名词的单数形可数名词的单数形式式+that从句从句”和和“such+形容词形容词+可数名词的可数名词的复数形式复数形式/不可数名词不可数名词+that从句从句”等。等。如：如：ItwassuchaninterestingfilmthatIwenttoseeitseveraltimes.ItwassointerestinganfilmthatIwenttoseeitseveraltimes.Theyaresuchcleverboysthateveryonelikesthem.Theboysares
6、ocleverthateveryonelikesthem.单项选择。单项选择。1.Howlongwillyoustayhere?_Ifinishmyhomework,Illgobackhome.A.AssoonasB.WhileC.UnlessA2.Wellhaveapicnicneartherivertomorrow_itrainsheavily.A.untilB.ifC.unlessD.when3.TherearefewerandfewertigersinIndia.Thesituationwillcontinue_humansstophuntingthemfortheirfurandbo
7、nes.A.ifB.unlessC.becauseD.sinceCB4.Ithinkyoushouldcomplain,_,ofcourse,youarehappywiththesituation.A.unlessB.howeverC.untilD.thoughA5.YourgrandfatheroftendoesTaiChiinthepark.Yeah,_badweatherstopshim.A.whenB.sinceC.unlessD.becauseC6.Iwillbeveryhappy_youcometomyparty.A.ifB.thoughC.or7.Itis_abeautifulg
8、arden_weliketoplayinit.A.so;thatB.such;thatC.too;toD.very;thatAB8.Bobisalwayspolitetoeveryone,andheis_lovely_allofuslikehimverymuch.A.too.toB.neither.norC.so.thatD.such.thatC9.Lilywas_hungry_sheatethreehamburgersinonego.A.too;toB.so;thatC.enough;thatB10.ChinasGotTalentis_interesting_manypeoplelikewa
9、tchingit.A.too;toB.enough;toC.so;thatD.such;thatC11.Didyouwatchthesoccergamelastnight?Ourschoolteamwonthegameinthelastminute!Yes.Iwas_excited_Icouldnotfallasleep.A.as;asB.so;asC.too;toD.so;thatDI.根据句意及括号内所给单词的提示填空。根据句意及括号内所给单词的提示填空。1.Themusiccangivemeafeelingof_(excite)whenIfeelsad.2.BeforeHenrygot_
10、(marry),healwayswenttothemoviesonweekends.3.Inmyopinion,_(wife)andhusbandsmustbelieveineachother.marriedexcitementwives4.Iwouldliketobeazoo_(keep)whenIgrowup.Ilikelookingafteranimals.5.Wearingsunglassesprovides_(protect)foroureyes.6.Amanhadaheart_(ill)andwassenttoahospitalthismorning.7.Theparkisbeau
11、tifulandattractsmany_(tour)everyyear.8.Itwasverycold,soTimworeoneofthe_(thick)coatstokeepwarm.thickestkeeperprotectionillnesstouristsII.根据括号内的要求完成下列各题，每空根据括号内的要求完成下列各题，每空一词一词(含缩略形式含缩略形式)。1.Thewallisabout600kilometerslong.(对划线部分提问对划线部分提问)_isthewall?2.Thatmountainisabout456.5metershigh.(对划线部分提问对划线部分提问
12、)_isthatmountain?HowlongHowhigh3.Sandyrantooslowlytocatchthebus.(改为同义句改为同义句)Sandyran_slowly_shecouldntcatchthebus.4.Iwontgofishingunlessitisfinetomorrow.(改为同义句改为同义句)Iwontgofishing_it_finetomorrow.ifisntsothat5.Danielisthetallestinhisclass.(改为同义改为同义句句)Danielis_studentinhisclass.6.Eventhoughhamburgers
13、areunhealthy,manychildrenlikeeatingthem.(改为同义改为同义句句)_hamburgersareunhealthy,manychildrenlikeeatingthem.EveniftallerthananyotherIII.根据汉语意思完成英语句子根据汉语意思完成英语句子,每空一词。每空一词。1.约翰出生时是一个残疾的男孩。真可怜！约翰出生时是一个残疾的男孩。真可怜！Johnwasadisabledboy_.Whatapoorboy!2.请慢点跑，否则你会绊倒。请慢点跑，否则你会绊倒。Pleaserunslowly,oryouwill_.fallatbir
14、thover3.据我所知，他到镇上去了。据我所知，他到镇上去了。_,hehasgonetothetown.4.戴尔邀请了大约戴尔邀请了大约20个人参加他的生日聚会。个人参加他的生日聚会。Daleinvitedtwentypeople_tohisbirthdayparty.5.有点儿冷，明妮，请关上窗户。有点儿冷，明妮，请关上窗户。Its_cold,sopleaseclosethewindow,Minnie.alittlebitAsfarasIknoworso6.到休息的时间了，你可以随便做你喜欢的到休息的时间了，你可以随便做你喜欢的事情了。事情了。Itstimetohavearestandyoucan_todowhateveryoulike.7.因为房间里有很多人，所以我很难吸入新因为房间里有很多人，所以我很难吸入新鲜空气。鲜空气。Itshardformeto_freshairbecausetherearetoomanypeopleintheroom.takeinfreefeel8.这是如此漂亮的一座花园，以至于我这是如此漂亮的一座花园，以至于我认为大家会喜欢上它的。认为大家会喜欢上它的。ItssuchabeautifulgardenthatIthinkeveryonewill_it.fallinlovewith
