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It is third time that he______ his homework since he______ to this school
A doesn’t finish; comes      B hadn’t finished; came 
C. hasn’t finished; came    D didn’t finish; came
A應(yīng)改為C。
考查句型：It is third time that后用現(xiàn)在完成時(shí)態(tài)，句意：自從他來到這所學(xué)校以來，這是他第三次沒完成作業(yè)了。動作是從過去持續(xù)到現(xiàn)在，故選C。
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