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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。43.The environment will be much worse ___________ everyone has a sense of protecting it.A.unless B.if C.so that【答案】A【解析】【詳解】句意:除非每個(gè)人都有保護(hù)環(huán)境的意識(shí),否則環(huán)境會(huì)更糟。考查連詞辨析。unless除非,表?xiàng)l件,相當(dāng)于if not;if如果,表?xiàng)l件;so that以便于,表目的。本句是條件狀語從句,根據(jù)句意語境,可知if不合句意,故選A。44.I think you’ll miss the train ________ you hurry up.A.if B.a(chǎn)nd C.unless【答案】C【解析】【詳解】句意“除非你快點(diǎn),否則你將錯(cuò)過這個(gè)火車”。(引導(dǎo)條件狀語從句);(表示并列);(引導(dǎo)條件狀語從句)。根據(jù)句意可知,表示“除非你快點(diǎn)”,故選C。45.—I don 39。 t know if Sam tomorrow.—Don39。t worry. I will tell you as soon as he .A.will e。 es B.es。 will eC.will e。 will e D.es。 es【答案】A【解析】【詳解】句意:——我不知道薩姆明天是否會(huì)來?!?jiǎng)e擔(dān)心,他一來我就告訴你。第一個(gè)句子為if引導(dǎo)的賓語從句,根據(jù)從句中的時(shí)間狀語tomorrow判斷,從句的時(shí)態(tài)為一般將來時(shí),排除B,D;第二個(gè)句子是as soon as引導(dǎo)的時(shí)間狀語從句,遵循“主將從現(xiàn)”的原則,本句的主句是一般將來時(shí),as soon as引導(dǎo)的從句要用一般現(xiàn)在時(shí),故答案為A。46.I’m afraid ebooks might be bad for our eyes.Hmm, but they will be helpful for us_________we put them to good use.A.a(chǎn)s soon as B.a(chǎn)s long as C.even though D.so that【答案】B【解析】【詳解】句意“恐怕電子書對(duì)我們的眼睛有害。但是只要我們合理使用他們,他們就對(duì)我們有幫助”?!汀ㄒ龑?dǎo)時(shí)間狀語從句);(引導(dǎo)條件狀語從句);(引導(dǎo)讓步狀語從句);,為的是(引導(dǎo)目的狀語從句)。根據(jù)句意可知,譯為“只要我們合理使用他們”,表示條件,故選B。47.Remember to keep the dog on a leash (狗鏈)________ you walk it, honey!Sure. I won’t let it hurt others.A.until B.a(chǎn)fter C.while D.since【答案】C【解析】【詳解】句意“寶貝,當(dāng)你遛狗時(shí)記得給狗拴上鏈子。好的,我不會(huì)讓他傷害其他人”?!牛ㄒ龑?dǎo)時(shí)間狀語從句);B. 在……之后(引導(dǎo)時(shí)間狀語從句);……時(shí)候(引導(dǎo)時(shí)間狀語從句);(引導(dǎo)時(shí)間狀語從句)。根據(jù)句意可知,譯為“當(dāng)遛狗時(shí)”,故選C。48.—Do you often watch the show If You Are The One?—Yes. It is _____ a successful programme that it catches _____ many audiences’ attention.A.such; such B.such; soC.so; such D.so; so【答案】B【解析】試題分析:句意:你經(jīng)??础斗钦\勿擾》這個(gè)節(jié)目嗎?——是的,這是一個(gè)非常成功的節(jié)目,吸引了眾多觀眾的注意。such…that作“如此……以致”解,連接一個(gè)表示結(jié)果的狀語從句。與so…that意思相同,但用法不同。如:so…that這一結(jié)構(gòu)中,so后邊可加形容詞或副詞,而such后邊要用名詞(這個(gè)名詞前面可以帶形容詞,也可以不帶);如果such后邊的名詞前由many、much、few、little等詞所修飾的話,則不用such而用so。結(jié)合句意,故答案為B??键c(diǎn):考查such/so的區(qū)別。49.It’s much easier for us to bee friends________ we share similar interests.A.unless B.when C.even though D.so that【答案】B【解析】【詳解】句意:當(dāng)我們分享相似的興趣愛好時(shí),對(duì)于我們來說成為朋友更加容易一些??疾檫B詞。unless如果不,除非,引導(dǎo)條件狀語從句;when當(dāng)……時(shí)候,引導(dǎo)時(shí)間狀語從句;even though盡管,引導(dǎo)讓步狀語從句;so that以便,因此,結(jié)果,引導(dǎo)目的或結(jié)果狀語從句。根據(jù)句意可知此句表示時(shí)間,故填when,選B。50.— Harry Potter is an interesting novel I want to read it again.— I agree with you.A.so。 that B.too。 to C.such。 that D.a(chǎn)s。 as【答案】C【解析】【詳解】句意:——哈利波特是如此有趣的一部小說,我想再讀一遍。——我同意你的看法。too+形容詞或副詞+to+動(dòng)詞原形,意思是“太……而不能”;such...that...和so...that...意思都是“如此……以至于……”,such后接名詞,so后接形容詞或副詞,that后接從句。as+形容詞或副詞原級(jí)+ as意思是“與……一樣”,用于原級(jí)比較。第二個(gè)空格后為從句,排除故B,D;novel 為 名詞,形容詞interesting作定語修飾novel,such an interesting novel如此有趣的一部小說,故選C。【點(diǎn)睛】so…that…引導(dǎo)結(jié)果狀語從句,so后面加形容詞或副詞,其意為“如此……以至于……”。如:1) This book is so interesting that everyone wants to read it. 這本書很有趣,人人都想看看。2) He ran so fast that I couldn’t catch up with him. 他跑得那么快,我沒趕上他。so that引導(dǎo)目的狀語從句,其從句中的謂語動(dòng)詞通常和can, may, should等情態(tài)動(dòng)詞連用,而且主句和從句之間不使用逗號(hào),意為“以便,為了,使能夠”。如:They got up early so that they could catch the early bus. 為了能趕上早班車,他們?cè)缭缇推鸫擦?。另外such …that…也是引導(dǎo)的結(jié)果狀語從句,such后面跟名詞,如:This is such an interesting book that everyone wants to read it.