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n , ______ he is only four years old.A.if B.though C.for D.since【答案】B【解析】句意:小杰克自己學(xué)會了做許多事情,盡管他只有四歲。16.You will never achieve success _____you devote yourself to your work.A.a(chǎn)fter B.if C.because D.unless【答案】D【解析】句意:除非你把自己專心于你的工作,否則你將永遠不會成功。(引導(dǎo)條件狀語從句);……就……(引導(dǎo)時間狀語從句);,為的是(引導(dǎo)目的狀語從句);(引導(dǎo)方式狀語從句)。根據(jù)題意,故選C。A. until直到;B. if如果;C. because因為;D. so因此。look through瀏覽;look around向四周看,根據(jù)句意可知應(yīng)該是“瀏覽雜志”,故選B。While當…時候,引導(dǎo)時間狀語從句,從句中的謂語動詞應(yīng)該是延續(xù)性的;When當…時候,引導(dǎo)時間狀語從句,從句中謂語動詞可以是延續(xù)性的,也可以是瞬間性的;through穿過,通過;around周圍。 through C.When。13.________ I came back home yesterday, my mother was looking ________ a magazine.A.While。too+形容詞或副詞+to do sth.:太……而不能;enough+形容詞/副詞+to do sth.:足夠……以至于……;so+形容詞/副詞+that+句子:如此……以至于……;as…as:與……一樣……。12.Lin Shuhao is ________ famous ________ all the basketball fans in China knows him.A.too, to B.enough, to C.so, that D.a(chǎn)s, as【答案】C【解析】【詳解】句意:林書豪如此出名以至于在中國所有的籃球迷都知道他。不才 從…以來。C. when當 直到…才。本題考查連詞。11.We don39。時候。才 B. before 在本題考查連詞詞義辨析。根據(jù)I enjoy fresh air so always sleep with the window open 可知除非真的很冷否則總是讓窗戶開著,unless符合題意,故選A??疾檫B詞辨析。故答案選D。根據(jù)語境以及上下文,本題考查的是連詞的用法。8.___________ she couldn’t see his face, she could tell by his voice that he was young.A.Unless B.If C.Because D.Though【答案】D【解析】【詳解】句意:雖然她看不見他的臉,但是她能夠通過聲音分辨出他很年輕??疾闀r態(tài)。結(jié)合句意可知,此句是unless引導(dǎo)的條件狀語從句,unless=if not,故答案為B。如果沒有水。他說世界上沒有水就沒有生命。根據(jù)句意可知,此句是條件狀語從句,動詞invite與句子的主語you之間在邏輯上存在被動關(guān)系,此空是除非,如果不的意思,此空故填Unless,故選D。故選D5.________ you’re invited to speak, you should remain silent at the meeting.A.Because B.After C.If D.Unless【答案】D【解析】【詳解】句意:除非你被邀請發(fā)言,否則你應(yīng)該在會上保持沉默。A. unless除非;B. until直到;C. although雖然;D. as long as只要。4.China Dream will be able to e true we try our best.A.unless B