2021高考英語復(fù)習(xí)指導(dǎo)：連詞

2021高考英語復(fù)習(xí)指導(dǎo)：連詞2021高考英語復(fù)習(xí)指導(dǎo)：連詞一.概念連詞是用來連接詞,短語,從句或句子的詞.連詞不作成分.二.相關(guān)知識(shí)點(diǎn)精講1.表示并列關(guān)系的連詞有：and,both…and…，notonly…butalso一和neither…nor…等口1)and：和，并且口A：基本用法：口“and”表示“和”、“并且”的意思，用來連接對等關(guān)系的字和字，片語和片語，句子和句子。Ienjoybasketball,footballandtabletennis.Theweatherbecomescolderandcolder.B：特別用法：口祁使句后連接and，有條件句作用，此時(shí)and二ifyou…，you'll?…Gostraighton,andyou’llseethelibrary.==Ifyougostraighton,youwillseethelibrary.2)both…and…既…也…，(兩者)都…口A、both…and…構(gòu)成的詞組作主語時(shí)，謂語動(dòng)詞用復(fù)數(shù)?？贐othJimandKatearefromEngland.B、both???and…否定句表示部分否定?？赮oucan’tspeakbothGermanandEnglish.Bothmyfatherandmymotheraren’tdoctors.3)neither…nor…：既不…也不…口neither…nor…連接兩個(gè)并列主語時(shí),謂語動(dòng)詞靠近哪個(gè)主語就與哪個(gè)主語保持“人稱”和“數(shù)”的一致，即采取就近原則。NeitherInorhehasseentheplaybefore.4)notonly???butalso…：不但???而且?…notonly…butalso…連接兩個(gè)主語后的謂語動(dòng)詞也遵循就近原則。Notonlythemotherbutalsothechildrenareill..表示轉(zhuǎn)折關(guān)系的連詞有：but,however,yet,still，while等?？贛arywasanicegirl,butshehadoneshortcoming.Tomgotupearly,yethefailedtocatchthetrain.Hewasverytired,stillhekeptonwalking.Yourcompositionisfairlygood,however,thereisstillsomeroomforimprovement.Janeishardworking,whilehersisterisquitelazy..表示選擇關(guān)系的并列連詞有：or,either…or…，whether-or…等?？?)or：或、否則口A：基本用法口or表示“或”的意思，使用于兩者之中選擇一個(gè)的時(shí)候。 IsyourfriendEnglishorAmerican? American.Hedoesn’tlikedumplingsornoodles.B：特別用法口祁使句后連接0丫，表“如果…,否則…”，有轉(zhuǎn)折的意思，此時(shí)or二ifyoudon't…，you'll?…Hurryup,oryou’llbelate.=Ifyoudon’thurryup,you'llbelate.2）either…or…：或者…或者…；不是…就是…；要么…要么…口A.either…or…連接兩個(gè)并列主語時(shí),謂語動(dòng)詞靠近哪個(gè)主語就與哪個(gè)主語保持“人稱”和“數(shù)”的一致，即就近原則。EitheryouorIamright.DoeseithersheortheylikeEnglish?.由either…or…引導(dǎo)的否定句是完全否定?？赟heisn'teitherastudentorateacher.3）whether???or…不管?一還是?…Sheisalwayscheerful,whetherathomeoratschool..表示因果關(guān)系的并列連詞有：for（因?yàn)椋瑂o（所以）。口Heisnotatschooltoday,forhehasabadcold.Itwaslate,soIwenthome.引導(dǎo)時(shí)間狀語從句的從屬連詞有：before,after,when,while,as,till,until,since,assoonas等?？贏ftertheyhadplantedtheircrops,theytookarest.Wehavelearnedsixlessonssincehebegantoteachus.AssoonashegetstoBeijing,he’llcallme.1）when,while,as都表示“當(dāng)……時(shí)”，when從句謂語動(dòng)詞既能夠是瞬間動(dòng)詞也能夠是延續(xù)性動(dòng)詞，可用于主從句動(dòng)作同時(shí)發(fā)生或從句動(dòng)作先于主句動(dòng)作發(fā)生。while從句謂語動(dòng)詞只能是延續(xù)性動(dòng)詞，側(cè)重主從句動(dòng)作同時(shí)發(fā)生。as引導(dǎo)一個(gè)持續(xù)性動(dòng)作，多用于主從句動(dòng)作同時(shí)發(fā)生，強(qiáng)調(diào)“一邊……一邊”?？赪henIcamein,myfatherwascooking.Icameinwhen/whilemyfatherwascooking.Hesangashewalked.2）until用法：當(dāng)主句謂語動(dòng)詞是延續(xù)性動(dòng)詞時(shí)，主從句都用肯定式，譯為“直到……為止”；當(dāng)主句謂語動(dòng)詞是瞬間動(dòng)詞時(shí)，主句用否定式，從句用肯定式，即not…..until,譯為“直到……才”?？贛r.Greenwaiteduntilhischildrencameback.（格林先生一直等到他的孩子們回來）Mr.Greendidn’tgotobeduntilhischildrencameback.（格林先生直到他的孩子們回來才睡覺）.引導(dǎo)條件狀語從句的從屬連詞有：if（如果），unless（除非，如果……不）等?？贗fyoudon’tgosoon,you’llbelate.=Unlessyougosoon,you’llbelate..引導(dǎo)原因狀語從句的從屬連詞有because,as,since等?？赽ecause“因?yàn)椤闭Z氣，回答why提問時(shí)只能用because,其引導(dǎo)的從句可放在句首或句末;as“因?yàn)?、since“既然”語氣不如because強(qiáng)，引導(dǎo)的從句常置于句首;for是并列連詞，語氣最弱，對前面分句加以解釋或補(bǔ)充說明，其引導(dǎo)的分句常置于句末且用逗號(hào)隔開。Hedidn’tgotoschoolbecausehewasill.Asitwasraining,wewenttherebybus.Sinceeverybodyishere,let’sbegin.Itmusthaverainedlastnight,forthegroundiswet.注意：because與so不能同時(shí)使用。口.引導(dǎo)讓步狀語從句的從屬連詞有：although/though（雖然，即使）,eventhough/if（即使）Although/Thoughitisaveryyoungcountry,itisveryrich.Evenif/thoughyouwerehereyesterday,youcouldn’thelphim.注意：although/though引導(dǎo)的從句不能與but連用，但可與yet,still連用?？?引導(dǎo)目的狀語從句的從屬連詞有sothat和inorderthat（以便，為了）等。Theteacherspokeloudlysothat/inorderthatwecouldhearhimclearly..引導(dǎo)結(jié)果狀語從句的從屬連詞有：sothat（結(jié)果是）和so/such???that…（如此?…以至于）等?？贗twasverycold,sothatthewaterinthebowlfroze.Hegottheresoearlythathegotagoodseat.Itissuchaheavyboxthatnobodycanmoveit..引導(dǎo)比較狀語從句的從屬連詞有：as…as…（與……一樣），notas/so…as…（不及，趕不上），和than（比）等?？贗knowyoubetterthanshedoes.Heworksascarefullyasshe.Ican’trunas/sofastasyou..引導(dǎo)名詞性從句的從屬連詞有：that和if/whether（是否）等?？赪eknowthattheearthgoesaroundthesun.（賓語從句）口Iwonderifhe