【正文】 ，所以他的父母馬上送他去醫(yī)院。根據(jù)句意故選C。好吧。本題考查連詞用法。18．D【解析】試題分析：句意：當(dāng)你聽(tīng)到鈴聲時(shí)，請(qǐng)放下筆，否則你就違反了規(guī)定。根據(jù)前半句表示幸虧他，后半句表示我們無(wú)法成功地做這件事，因此表示如果沒(méi)有他，我們就做不到這件事，故用or,故選A。or否則，如果不這樣；so所以，表示結(jié)果；but但是，表示轉(zhuǎn)折關(guān)系；because因?yàn)?，表示原因解析：A【解析】句意：——吉姆是一個(gè)樂(lè)于助人的學(xué)生。故選：B。A. and連詞，和、又，表示并列關(guān)系；B. or連詞，或者，通常表示選擇，在固定句型中表示轉(zhuǎn)擇關(guān)系；C. but連詞，但是，表示轉(zhuǎn)擇關(guān)系； ，所以，表示結(jié)果。A. 否則，或者；；；。A. 否則，或者；；；。and而且，so所以，but但是，or否則。and而且，so所以，but但是，or否則。根據(jù)語(yǔ)境可知，“在11點(diǎn)前回家”是條件，“父親對(duì)我生氣”是結(jié)果，所以此句應(yīng)用“or（否則）”來(lái)連接。and和；or否則，或者；so所以；but但是。so所以；or或者；and和；but但是。so所以；or或者；and和；but但是。此處上下句表示因果關(guān)系，故答案選D。考點(diǎn)：考查轉(zhuǎn)折連詞。根據(jù)句子的意思可知選B。考查并列連詞的用法?？疾椴⒘羞B詞的用法。But：但是，表示轉(zhuǎn)折關(guān)系；and：和，表示順承和遞進(jìn)；or：或者，表示選擇關(guān)系；so：因此，表示因果關(guān)系。考查連詞。根據(jù)句意應(yīng)該是不能滿(mǎn)足別人某事，英語(yǔ)中常對(duì)于的請(qǐng)求時(shí)首先說(shuō)非常樂(lè)意然后再用But來(lái)引出拒絕的原因，故選D考點(diǎn)：習(xí)慣用語(yǔ)的辨析點(diǎn)評(píng)：習(xí)慣用語(yǔ)短語(yǔ)辨析題目并不難，學(xué)生在答題時(shí)要認(rèn)真仔細(xì)一些，一般都不會(huì)出現(xiàn)問(wèn)題?？键c(diǎn)：考查連詞辨析6．D【解析】試題分析：句意：你愿意借我一些錢(qián)嗎？我很樂(lè)意。故選B。兩者是表現(xiàn)轉(zhuǎn)折關(guān)系。根據(jù)I’d love to.（我想解析：D【詳解】題意：——你愿意來(lái)我家吃晚飯嗎？——我樂(lè)意，但是我有許多工作要做。考點(diǎn)：考查連詞的用法。if：如果，表示假設(shè)；but：但是，表示轉(zhuǎn)折；or：或者，表示選擇；so：因此，表示順承。A．And和； B. So因此； C. But但是； D．Or否則，根據(jù)句意是“否則”的意思，故選D。結(jié)合語(yǔ)境可知選A。句意：人們砍伐了太多的樹(shù)木，因此溫室效應(yīng)變得越來(lái)越嚴(yán)重。八年級(jí)英語(yǔ)英語(yǔ)連詞and,or,but的用法及答案含解析(1)一、選擇題1．People cut down too many trees, _____ the greenhouse effect bees more and more serious.A．so B．because C．a(chǎn)lthough D．if2．Hurry up, you can’t finish the work on time.A．a(chǎn)nd B．so C．but D．or3．– How do you like this soap opera?– I think it’s very boring, ________ my mother always wants to watch it.A．if B．but C．or D．So4．— Would you like to e to my house for dinner?— I’d love to. ____ I have lots of work to do.A．so B．or C．a(chǎn)nd D．but5．I was feeling hungry, ______ I bought myself a sandwich.A．but B．so C．or D．because6．Would you like to lend me some money?I’d love to, _______ I left my purse at home.A．so B．a(chǎn)nd C．or D．but7．He ran quickly all the way to school, ______ he was still late.A．but B．a(chǎn)nd C．or D．so8．— Some people think students may waste time while studying at home. —It is true, ________ students have improved their ability through learning independently.A．but B．so C．or9．I phoned Sarah last night, ______ there was no answer.A．a(chǎn)nd B．but C．or D．so10．Put your books in the drawer, _____ they won’t get lost.A．or B．a(chǎn)nd C．but D．so11．— Excuse me. Do you have a table for two?— I’m sorry, there aren’t any seats now. Would you mind waiting a while?A．so B．or C．a(chǎn)nd D．but12．I must go back home before 11 ., ________ my father will be angry with me.A．a(chǎn)nd B．or C．so D．but13．Mr. Pitt had to cheer up soon, ______ he would lose the game pletely.A．a(chǎn)nd B．so C．but D．or14．Just leave the key to the exercises behind, you will be dependent on it.A．or B．a(chǎn)nd C．so D．but15．2018年上海崇明二模Please dial 120 immediately,_______ the old man may die soon.A．a(chǎn)nd B．or C．but D．so16．— Jim is a helpful student.— I think so. Thanks to him, ________ we can’t do it successfully.A．or B