【正文】 故選B。她說的那么快以至于我聽得不是太清楚。50．Did you catch what the teacher said?No. She spoke so fast _______ I couldn’t 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。不才 從…以來。C. when當(dāng) 直到…才。本題考查連詞。49．We don39。綜合句意可知，掃描二維碼指的是當(dāng)我們付錢時(shí)的動(dòng)作，用關(guān)系副詞when。當(dāng)我們想為某物付錢時(shí)，我們只需要掃描二維碼。48．WeChat Pay makes our lives confident. ______ we want to pay for something, we just need to scan a QR code （掃描二維碼）.A．When B．After C．Unless D．Until【答案】A【解析】【詳解】A 本題考查連詞辨析?！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）。47．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“恐怕電子書對我們的眼睛有害。not until直到……才。A. because因?yàn)?；B. until直到；C. if如果。aAmythet46．WeA. 他每天有足夠的時(shí)間看足球比賽；B. 他有足夠的時(shí)間去網(wǎng)上購物；。45．He was so busy preparing for the high school entrance exam that .A．he had enough time to watch football matches every dayB．he was free enough to go shopping onlineC．he had no time to do sports every day【答案】C【解析】【詳解】句意：他忙于準(zhǔn)備高中入學(xué)考試，以至于他每天都沒有時(shí)間做運(yùn)動(dòng)。根據(jù)下文Jeff thought it was worth both the time and the ，這里用Although引導(dǎo)。44． 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。if是否，如果；because因?yàn)?；after在......之后；until直到。her.A．if B．because C．a(chǎn)fter D．until【答案】D【解析】【詳解】句意：直到她的父親告訴她，她才知道關(guān)于它的一些事情。fatherit_______anythingt43．Helen（引導(dǎo)條件狀語從句）；……就……（引導(dǎo)時(shí)間狀語從句）；，為的是（引導(dǎo)目的狀語從句）；（引導(dǎo)方式狀語從句）。故選A?？键c(diǎn)：考查連詞辨析41．He didn’t go to school yesterday _______ he was ill.A．because B．because of C．if D．so【答案】A【解析】【詳解】句意：他昨天沒去上學(xué)，因?yàn)樗×恕＞湟猓喝绻阌袉栴}，給你的老師說說，你就會得到幫助。當(dāng)主句描述將來動(dòng)作時(shí)，英語條件狀語從句中用一般現(xiàn)在時(shí)態(tài)表示將來的動(dòng)作；主語單三，謂語動(dòng)詞用單數(shù)形式；故選A。故選C。本題考查固定短語not…until直到……才……句式。 38．Nobody believes a 92yearold could run a marathon she passed the finishing line. People of all ages can challenge themselves.A．if B．since C．until【答案】C【解析】【詳解】句意：直到她通過終點(diǎn)線，沒有人相信一個(gè)92歲的老人能夠跑馬拉松。A. If 如果，引導(dǎo)條件狀語從句；B. Since 由于，引導(dǎo)原因狀語從句；C. Although 盡管，雖然，引導(dǎo)讓步狀語從句；D. Because 因?yàn)?，引?dǎo)原因狀語從句。考點(diǎn)：考查連詞的用法。結(jié)合句意，牛仔褲被發(fā)明了100多年，現(xiàn)在仍然流行?？疾檫B詞辨析。36．________ jeans were invented over 100 years ago, they39。根據(jù)句意，故選B。35． has a habit of taking a shower _________ he has breakfast.A．though B．before C．because D．since【答案】B【解析】試題分析：句意：史密斯先生有在吃早飯前洗澡的習(xí)慣。；；；……時(shí)候，由于?！?—我同意你。故選D。such后跟名詞短語，so后跟形容詞、副詞。前句考查感嘆句，感嘆句由what或how引出，what后跟被強(qiáng)調(diào)的名詞、名詞短語；how后跟被強(qiáng)調(diào)的形容詞、副詞?！驹斀狻烤湟猓海蛱焱砩衔覀冊谕頃线^得多么開心啊。 so D．What。 such an B．How。故選A。A. even though盡管，即使，引導(dǎo)讓步狀語從句；B. since意為“自從”，引導(dǎo)時(shí)間狀語從句；意為“既然”，引導(dǎo)原因狀語從句；C. unless除非，如果不，引導(dǎo)條件狀語從句。考點(diǎn)：考查介詞的用法。31． Laura opened the door and rushed into the rain _______ I could stop her.A．until B．a(chǎn)fter C．before D．unless【答案】C【解析】試題分析：句意：蘿拉打開門，在我能阻止她之前她沖進(jìn)了雨中。此題考查狀語從句。until的結(jié)構(gòu)，表示直到根據(jù)句意可知，空前和