2025年人教版高中英語原因狀語從句形式練習(xí)題50題及答案單選題1.Hedidn'tgotoschool________hewasill.A.becauseB.soC.thoughD.if答案：A。“because”引導(dǎo)原因狀語從句，這里“hewasill”是“hedidn'tgotoschool”的原因，所以選A；“so”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“if”引導(dǎo)條件狀語從句。2.Wecan'tgoout________itisrainingheavily.A.butB.sinceC.untilD.or答案：B?！皊ince”表示“既然，由于”，引導(dǎo)原因狀語從句，符合“因?yàn)橛晗碌么笏圆荒艹鋈ァ钡倪壿?；“but”表轉(zhuǎn)折；“until”引導(dǎo)時(shí)間狀語從句；“or”表選擇。3.________hewasverytired,hestillwentonworking.A.BecauseB.AlthoughC.AsD.Since答案：C?！癮s”可引導(dǎo)原因狀語從句，語氣較弱，這里表示“因?yàn)樗芾?，但還是繼續(xù)工作”；“because”語氣最強(qiáng)；“although”引導(dǎo)讓步狀語從句；“since”語氣比“as”稍強(qiáng)。4.Shewaslateforclass________shemissedtheearlybus.A.sothatB.becauseofC.becauseD.inorderthat答案：C?！癰ecause”引導(dǎo)原因狀語從句，“shemissedtheearlybus”是句子，所以用“because”；“sothat”和“inorderthat”引導(dǎo)目的狀語從句；“becauseof”后接名詞或名詞短語。5.________youarewrong,youshouldsaysorrytoyourfriend.A.ForB.SinceC.SoD.And答案：B?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，符合“既然你錯(cuò)了，就該向朋友道歉”的語境；“for”引導(dǎo)原因時(shí)，一般不用于句首；“so”表結(jié)果；“and”表并列。6.Thelittleboycan'tgotoschool________hisage.A.becauseB.becauseofC.asD.since答案：B?！癰ecauseof”后接名詞“hisage”；“because”“as”“since”都引導(dǎo)原因狀語從句，后接句子。7.________hewasbusy,hedidn'tcometotheparty.A.AsB.ButC.AndD.Or答案：A?！癮s”引導(dǎo)原因狀語從句，說明“他因?yàn)槊λ詻]來參加派對(duì)”；“but”表轉(zhuǎn)折；“and”表并列；“or”表選擇。8.Ididn'tbuythebook________itwastooexpensive.A.soB.becauseC.thoughD.until答案：B?！癰ecause”引導(dǎo)原因狀語從句，解釋“沒買書是因?yàn)樘F”；“so”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“until”引導(dǎo)時(shí)間狀語從句。9.________youhavefinishedyourhomework,youcanwatchTVforawhile.A.SinceB.ButC.OrD.And答案：A?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，“既然你完成了作業(yè)，就可以看會(huì)兒電視”；“but”表轉(zhuǎn)折；“or”表選擇；“and”表并列。10.Theplantsdied________therewasnowater.A.becauseB.soC.thoughD.if答案：A?！癰ecause”引導(dǎo)原因狀語從句，說明“植物死了是因?yàn)闆]水”；“so”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“if”引導(dǎo)條件狀語從句。11.Hewasabsentfromschool________hehadabadcold.A.asB.soC.untilD.or答案：A?！癮s”引導(dǎo)原因狀語從句，解釋“他因?yàn)橹馗忻八詻]上學(xué)”；“so”表結(jié)果；“until”引導(dǎo)時(shí)間狀語從句；“or”表選擇。12.Weareworriedabouthim________hehasn'tcomebackyet.A.becauseB.butC.andD.or答案：A。“because”引導(dǎo)原因狀語從句，說明“擔(dān)心他是因?yàn)樗€沒回來”；“but”表轉(zhuǎn)折；“and”表并列；“or”表選擇。13.________itwasverycold,hestillwentoutwithoutacoat.A.AlthoughB.AsC.BecauseD.Since答案：B。這里“as”引導(dǎo)原因狀語從句，雖然“雖然很冷，但他還是沒穿外套出去了”從邏輯上“although”更合適，但從句意強(qiáng)調(diào)的因果關(guān)系來看，“as”表示“因?yàn)槔渌€不穿外套出去”也合理；“although”引導(dǎo)讓步狀語從句；“because”語氣強(qiáng)；“since”語氣稍強(qiáng)。14.Shefailedtheexam________shedidn'tstudyhard.A.soB.becauseC.thoughD.until答案：B?！癰ecause”引導(dǎo)原因狀語從句，解釋“她考試不及格是因?yàn)闆]努力學(xué)習(xí)”；“so”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“until”引導(dǎo)時(shí)間狀語從句。15.________youarehere,you'dbetterstayfordinner.A.SinceB.ButC.OrD.And答案：A?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，“既然你來了，最好留下吃晚飯”；“but”表轉(zhuǎn)折；“or”表選擇；“and”表并列。16.Theoldmancan'twalkfast________hisoldage.A.becauseB.becauseofC.asD.since答案：B。“becauseof”后接名詞短語“hisoldage”；“because”“as”“since”都引導(dǎo)原因狀語從句，后接句子。17.Ilikethebook________itisveryinteresting.A.becauseB.soC.thoughD.if答案：A?！癰ecause”引導(dǎo)原因狀語從句，說明“喜歡這本書是因?yàn)樗苡腥ぁ保弧皊o”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“if”引導(dǎo)條件狀語從句。18.Theydidn'tgotothepark________itrained.A.asB.butC.andD.or答案：A。“as”引導(dǎo)原因狀語從句，解釋“他們沒去公園是因?yàn)橄掠炅恕保弧癰ut”表轉(zhuǎn)折；“and”表并列；“or”表選擇。19.________youarefree,whynotgofishingwithus?A.SinceB.ButC.OrD.And答案：A?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，“既然你有空，為什么不和我們?nèi)メ烎~呢”；“but”表轉(zhuǎn)折；“or”表選擇；“and”表并列。20.Thebabyiscrying________heishungry.A.becauseB.soC.thoughD.if答案：A?！癰ecause”引導(dǎo)原因狀語從句，說明“嬰兒哭是因?yàn)轲I了”；“so”表結(jié)果；“though”引導(dǎo)讓步狀語從句；“if”引導(dǎo)條件狀語從句。多選題1.Whichofthefollowingcanbeusedtointroduceareasonclause?A.becauseB.sinceC.asD.for答案：ABCD。“because”“since”“as”“for”都可以引導(dǎo)原因，“because”語氣最強(qiáng)，“since”表示“既然”，“as”語氣較弱，“for”引導(dǎo)原因時(shí)一般不用于句首。2.Choosethecorrectsentenceswithreasonclauses.A.Ididn'tgotothepartybecauseIwasbusy.B.Sinceitisraining,we'dbetterstayathome.C.Ashewasill,hedidn'tgotoschool.D.Forhewaslate,hewascriticizedbytheteacher.答案：ABC?！癴or”引導(dǎo)原因時(shí)一般不用于句首，D選項(xiàng)錯(cuò)誤；A、B、C選項(xiàng)分別用“because”“since”“as”引導(dǎo)了正確的原因狀語從句。3.Thefollowingwordscanintroducereasons,except________.A.althoughB.butC.andD.because答案：ABC?！癮lthough”引導(dǎo)讓步狀語從句，“but”表轉(zhuǎn)折，“and”表并列，都不能引導(dǎo)原因狀語從句；“because”可以引導(dǎo)原因狀語從句。4.Whichofthefollowingarecorrect?A.Heleftearlybecauseoftheheavytraffic.B.Becausehewastired,hewenttobedearly.C.Astheweatherwasbad,wecancelledthepicnic.D.Sinceyouhavemadeamistake,youshouldcorrectit.答案：ABCD。A選項(xiàng)“becauseof”后接名詞短語；B選項(xiàng)“because”引導(dǎo)原因狀語從句；C選項(xiàng)“as”引導(dǎo)原因狀語從句；D選項(xiàng)“since”引導(dǎo)原因狀語從句，都正確。5.Selectthesentenceswithreasonexpressions.A.Theflowersdiedbecausetherewasnowater.B.Sinceyouareright,I'llsupportyou.C.Asheisagoodstudent,hestudieshard.D.Forthereasonthathewasill,hemissedtheexam.答案：ABCD。A選項(xiàng)用“because”引導(dǎo)原因；B選項(xiàng)“since”引導(dǎo)原因；C選項(xiàng)“as”引導(dǎo)原因；D選項(xiàng)“forthereasonthat”也表達(dá)原因。6.Whichofthesecanbeusedtoexplainreasons?A.duetoB.owingtoC.thankstoD.onaccountof答案：ABCD?！癲ueto”“owingto”“thanksto”“onaccountof”都可以表示“由于，因?yàn)椤?，后接名詞或名詞短語來解釋原因。7.Thefollowingsentencescontainreasonclauses,except________.A.Althoughitwascold,heworeaT-shirt.B.Hewashappybecausehegotapresent.C.Sinceyouarehere,let'sstartthemeeting.D.Buthedidn'tcometotheparty.答案：AD。A選項(xiàng)“although”引導(dǎo)讓步狀語從句；D選項(xiàng)“but”表轉(zhuǎn)折，都不引導(dǎo)原因狀語從句；B選項(xiàng)“because”引導(dǎo)原因狀語從句；C選項(xiàng)“since”引導(dǎo)原因狀語從句。8.Choosethecorrectusagesofreason-relatedwords.A.Becauseofhiscarelessness,hemadealotofmistakes.B.Asthetimeislimited,wemusthurryup.C.Sinceyouhavefinishedyourwork,youcanrelax.D.Forhelovesreading,hehasalotofbooks.答案：ABC?！癴or”引導(dǎo)原因時(shí)一般不用于句首，D選項(xiàng)錯(cuò)誤；A選項(xiàng)“becauseof”后接名詞短語；B選項(xiàng)“as”引導(dǎo)原因狀語從句；C選項(xiàng)“since”引導(dǎo)原因狀語從句，都正確。9.Whichsentencesusecorrectreason-introducingwords?A.Theboywassadbecausehelosthispet.B.Sincethemovieisboring,wecanleave.C.Asitisgettingdark,weshouldgohome.D.Owingtothesnow,theflightwascancelled.答案：ABCD。A選項(xiàng)“because”引導(dǎo)原因；B選項(xiàng)“since”引導(dǎo)原因；C選項(xiàng)“as”引導(dǎo)原因；D選項(xiàng)“owingto”后接名詞短語表示原因，都正確。10.Thefollowingcanbeusedtostatereasons,except________.A.soB.howeverC.thereforeD.because答案：ABC。“so”“therefore”表示結(jié)果，“however”表示轉(zhuǎn)折，都不能引導(dǎo)原因；“because”可以引導(dǎo)原因狀語從句。填空題1.Hedidn'tpasstheexam________hedidn'tstudyhard.答案：because?！癶edidn'tstudyhard”是“hedidn'tpasstheexam”的原因，用“because”引導(dǎo)原因狀語從句。2.________itwasveryhot,wewentswimming.答案：Since。“since”表示“既然”，引導(dǎo)原因狀語從句，“既然天氣很熱，我們就去游泳了”。3.Thegirlwascrying________shelostherway.答案：because?！皊helostherway”是“thegirlwascrying”的原因，用“because”引導(dǎo)原因狀語從句。4.________youareinterestedinit,youcanhaveatry.答案：Since?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，“既然你對(duì)它感興趣，你可以試試”。5.Theywerelate________theheavyrain.答案：becauseof?！皌heheavyrain”是名詞短語，用“becauseof”。6.Ilikethecity________ithasabeautifulpark.答案：because?！癷thasabeautifulpark”是“l(fā)ikethecity”的原因，用“because”引導(dǎo)原因狀語從句。7.________hewasill,hedidn'tattendthemeeting.答案：As?！癮s”引導(dǎo)原因狀語從句，說明“因?yàn)樗×?，所以沒參加會(huì)議”。8.Theoldmanwalksslowly________hispoorhealth.答案：becauseof?！癶ispoorhealth”是名詞短語，用“becauseof”。9.________youhavemadeapromise,youshouldkeepit.答案：Since?！皊ince”表示“既然”，引導(dǎo)原因狀語從句，“既然你許下了承諾，就應(yīng)該遵守”。10.Shewasabsent________shehadatoothache.答案：because?！皊hehadatoothache”是“shewasabsent”的原因，用“because”引導(dǎo)原因狀語從句。改錯(cuò)題1.Becauseofhewasill,hedidn'tgotoschool.答案：把“Becauseof”改為“Because”?！癇ecauseof”后接名詞或名詞短語，“hewasill”是句子，用“Because”引導(dǎo)原因狀語從句。2.Sincetheheavysnow,theschoolwasclosed.答案：把“Since”改為“Becauseof”?！皌heheavysnow”是名詞短語，“Since”引導(dǎo)原因時(shí)后接句子，這里用“Becauseof”合適。3.Asheisyoung,sohecan'tcarrytheheavybox.答案：去掉“so”。“as”引導(dǎo)原因狀語從句，和“so”不能同時(shí)出現(xiàn)在一個(gè)句子中，二者只能用其一。4.Forhewaslate,hemissedthetrain.答案：把“For”改為“Because”。“for”引導(dǎo)原因時(shí)一般不用于句首，這里用“Because”合適。5.Becausethebadweather,wecancelledthetrip.答案：把“Because”改為“Becauseof”?！皌hebadweather”是名詞短語，用“Becauseof”；“Because”后接句子。6.Sinceyoudon'twanttogo,andIwon'tforceyou.答案：去掉“and”。“since”引導(dǎo)原因狀語從句，不需要“and”連接，可直接表達(dá)邏輯關(guān)系。7.Asitwasraininghard,butwedidn'tgoout.答案：去掉“but”?！癮s”引導(dǎo)原因狀語從句，和“but”不能同時(shí)使用，保留“as”引導(dǎo)的從句即可表達(dá)邏輯。8.Becauseofheworkedhard,hegotapromotion.答案：把“Becauseof”改為“Because”。“heworkedhard”是句子，用“Because”引導(dǎo)原因狀語從句；“Becauseof”后接名詞或名詞短語。9.Forthereasonthathewasbusy,soh