【正文】 hear her very clearly.A．which B．that C．when D．since【答案】B【解析】考查從句的連接詞。“你聽懂老師講的了嗎？”“不。她說的那么快以至于我聽得不是太清楚?！眘o...that...“如此......以至于......”，表示結(jié)果。故選B。41．Chen Wei isn’t at school today ________ he is taking a robot petition in Shanghai.A．so B．because C．before D．if【答案】B【解析】試題分析：句意：陳煒今天不在學(xué)校因?yàn)樗谏虾⒓訖C(jī)器人競(jìng)賽。so所以；because因?yàn)椋籦efore在……之前；if如果。所以選B。考點(diǎn)：考查連詞。42．My grandfather does Chinese Kung Fu every day _________ he is over eighty.A．since B．though C．until【答案】B【解析】句意：我爺爺每天練中國(guó)功夫，盡管他80多了。A. since 自從，因?yàn)椋? B. though盡管； C. until直到；根據(jù)My grandfather does Chinese Kung Fu every day和he is over ,盡管；故選B43．When you are in your school dining hall during lunchtime, you may feel lonely _______ you can find someone to have lunch with.A．if B．unlessC．a(chǎn)fter D．because【答案】B【解析】【分析】【詳解】句意：當(dāng)你在學(xué)校食堂吃午飯的時(shí)候，你可能會(huì)感到孤獨(dú)，除非你能找個(gè)人一起吃午飯?？疾檫B詞用法辨析。if如果，unless除非，都表?xiàng)l件；after表時(shí)間，because表原因。本句前后句是條件關(guān)系，可排除CD兩項(xiàng)。根據(jù)句意可知if不合句意，故選B。44．What a mess! The sharing bikes are thrown everywhere.Let’s collect and put them in the right place they can be used conveniently.A．unless B．so that C．because D．so long as【答案】B【解析】句意：——真是一團(tuán)糟！共享自行車到處都是?！屛覀儼阉鼈兪占饋矸旁诤线m的地方，這樣它們就可以方便地使用了。A. unless除非；B. so that以便；C. because因?yàn)?；D. so long as只要。結(jié)合句意可知，此處是so that引導(dǎo)的目的狀語(yǔ)從句，答案為B。45． the journey was tiring，Jeff thought it was worth both the time and the money.A．As B．Since C．Unless D．Although【答案】D【解析】【詳解】句意：雖然旅途很累，杰夫認(rèn)為時(shí)間和金錢都值得。A. As當(dāng)……的時(shí)候；B. Since 自從；C. Unless除非；D. Although盡管。根據(jù)下文Jeff thought it was worth both the time and the ，這里用Although引導(dǎo)。根據(jù)題意，故選D。46．Has the meeting begun yet？Not yet． We have to wait everyone is here．A．a(chǎn)nd B．until C．or D．but【答案】B【解析】【詳解】考查連詞用法。句意：—會(huì)議已經(jīng)開始了嗎？—不，還沒有。我們必須等到大家都到齊了。and和；until直到；or或者、否則，but但是。根據(jù)題干可知我們得等到大家都到了，這里表示直到……時(shí)候用until．故選B．47．Daming hasn39。t done much exercise _______ he got his puter.A．when B．if C．though D．since【答案】D【解析】試題分析：句意：自從有了電腦，大衛(wèi)就沒有做許多運(yùn)動(dòng)了。A. when當(dāng)……時(shí)；指時(shí)間；B. if如果，表示條件；C. though雖然，盡管，表示讓步；D. since自從，表示時(shí)間的起點(diǎn)。不鍛煉是從有電腦開始的，表示時(shí)間的起點(diǎn)，用since。故選D?？键c(diǎn)：考查連詞辨析。48．We don39。t know the love of our parents _______ we bee parents ourselves one day.A．untilB．a(chǎn)fterC．whenD．since【答案】A【解析】句意：直到有一天我們成為父母，才知道父母的愛。本題考查連詞。A. until到…為止，在…以前。 直到…才。B. after在…以后。C. when當(dāng)時(shí)候；D. since自從。 從…以來。Not until 直到才；不到不，是固定搭配，故選A。49．—Dear, I have an important meeting tomorrow.—It doesn’t matter. If you _______ go to the movie tomorrow, I _______ my friend to go with me.A．don’t。 will ask B．won’t。 will askC．don’t。 ask D．won’t。 ask【答案】A【解析】試題分析: 句意：親愛的，明天我有個(gè)重要的會(huì)議。沒關(guān)系，如果明天你不能去看電影，我就邀請(qǐng)我的朋友和我一起去。此題考查if引導(dǎo)的條件狀語(yǔ)從句，主句一般將來時(shí)，從句一般現(xiàn)在時(shí)；故選A?？键c(diǎn)：考查動(dòng)詞時(shí)態(tài)。50．—His handwriting is very careful.—Yeah. With the help of him, his sister writes as ________ as him.A．care B．carefulC．more carefully D．carefully【答案】D【解析】試題分析：句意：——他的書寫非常認(rèn)真?！堑摹Ｔ谒膸椭?，他的妹妹寫得和他一樣認(rèn)真。care關(guān)心，是動(dòng)詞；careful認(rèn)真的，是形容詞；more carefully更認(rèn)真地；carefully認(rèn)真地。as+形容詞的原級(jí)+as“和……一樣”，修飾動(dòng)詞write，故用副詞carefully，故選D?？键c(diǎn)：考查副詞的用法。