【文章內(nèi)容簡介】 。D.unless【答案】 D 23．—Why do many kids spend more time playing puter games? —Because their parents are _____ busy _____ they have little time to stay with their children. A.too, toB.so, thatC.such, thatD.enough, to【答案】 B 24．My mother has little interest in football ___________ she didn39。t watch the live match on TV yesterday evening. A.soB.ifC.thoughD.when【答案】 A 25．Tom39。s father was cleaning the car _______________ his mother was doing housework. A.althoughB.asC.sinceD.while【答案】 D 26．—When did you know there would be an important meeting? —_______ Sandy called me this morning.A.SinceB.TillC.Not untilD.While【答案】 C 【解析】【分析】句意：——你什么時候知道有一個重要的會議的？——直到珊迪今天早上給我打電話的時候才知道的。since自從，與完成時連用；till直到，not until直到……才；while當(dāng)……時候，與進(jìn)行時連用。根據(jù)When did you know there would be an important meeting?此處對時間點(diǎn)提問，因此用表示直到某個時間，用于句首時，用until，不用till，故答案選C。 【點(diǎn)評】考查狀語從句。注意疑問句的答語中對主句的省略。27．My best friend and I haven39。t seen each other ___________ she went to the USA 10 years ago. A.whenB.ifC.althoughD.since【答案】 D 【解析】【分析】句意：自從我的朋友十年前去了美國，我和我的朋友們就沒有見過面。……時候；；；。本句為時間狀語從句，主句為現(xiàn)在完成時，從句為一般過去時，因此使用since。故答案是D。 【點(diǎn)評】考查連詞辨析，注意since連接的時間狀語從句，主句為現(xiàn)在完成時，從句為一般過去時。28．You will miss the early bus ___________ you start now. You39。d better hurry. A.ifB.unlessC.orD.but【答案】 B 【解析】【分析】句意： 如果你現(xiàn)在不出發(fā)你會錯過早班車的，你最好快點(diǎn)。A如何，B如果不，C或者，C但是，根據(jù)你會錯過早班車的，可知此處是假設(shè)不及時行動，故是unless ， 故選B。 【點(diǎn)評】考查連詞辨析，注意unless的用法。29．___________ the situation in Iraq is very dangerous, the woman reporter still keeps on working there. A.IfB.ThoughC.BecauseD.Now that【答案】 B 【解析】【分析】句意：盡管伊拉克的局勢非常危險，這位女記者仍繼續(xù)在那里工作。；；；。盡管伊拉克情況危險，但是記者仍然在那工作，所以用though，故選B。 【點(diǎn)評】考查連詞辨析，首先識記連詞詞義，然后根據(jù)句意確定。30．— Do you still remember our primary school teacher, Mrs. Liu? — Yes, she always encouraged us and gave us support ______________ we met difficulties.A.wheneverB.whateverC.however【答案】 A 【解析】【分析】句意：——你還記得我們的小學(xué)老師嗎，劉老師？——是的，無論什么時候我們遇到困難，她總是鼓勵我們，給予我們支持。；；。無論我們什么時候遇到困難，老師總是鼓勵我們，所以用whenever，故選A。 【點(diǎn)評】考查連詞辨析，首先識記連詞詞義，然后根據(jù)句意確定。31．— The local living conditions（條件） have improved a lot ________________ China set up the city of Sansha. — And more and more people would like to go there for business.A.beforeB.whenC.sinceD.after【答案】 C 【解析】【分析】句意：——自從中國建立三沙市以來，當(dāng)?shù)氐纳顥l件有了很大的改善。——越來越多的人想去那里做生意。......之前；......時候；；......之后。根據(jù)主句The local living conditions（條件） have improved a lot可知時態(tài)是現(xiàn)在完成時，從句China set up the city of ，所以用since，引導(dǎo)時間狀語從句，從句用一般過去時，主句用現(xiàn)在完成時，故選C。 【點(diǎn)評】考查連詞辨析，首先識記連詞詞義，然后根據(jù)since引導(dǎo)時間狀語從句，從句用一般過去時，主句用現(xiàn)在完成時確定。32．— Why does Tom know so many things? — Because he ________________ reads many books, ________________ remembers what he has read.A.not。 butB.n