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        1.  By the time I was nine ,I ______hundreds of English words.
          A.had learnedB.have learnedC.has been learnedD.had been learned
          A

          試題分析:句意:到我九歲的時(shí)候,我就學(xué)會(huì)幾百個(gè)英語(yǔ)單詞了。by the time 后跟從句,表示到…時(shí)候,從句中常用一般過(guò)去時(shí),主句用過(guò)去完成時(shí)。而且I和learn 之間是主動(dòng)的關(guān)系,不應(yīng)該用被動(dòng)語(yǔ)態(tài),故C、D不對(duì)。B選項(xiàng)是現(xiàn)在完成時(shí)。故選A。
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