【正文】
型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:That day he ______ his clothes before he came to see me.A、has washedB、washedC、had been washingD、was washed標準答案:C學員答案:C本題得分:5題號:17題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:When I saw Mary, she ______ on the piano.A、is playing B、playsC、 was playingD、played標準答案:C學員答案:C本題得分:5題號:16題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:Do you think that _______ is more useful than gold?A、IronsB、An ironC、Iron D、 The iron標準答案:C學員答案:C本題得分:5題號:15題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:I wonder why Jenny ______ us recently. We should have heard from her by now.A、hasn’t writtenB、doesn’t writeC、won’t writeD、hadn’t written標準答案:A學員答案:A本題得分:5題號:14題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:With the development of science, more new technology ______ to the field of information technology.A、has introduced B、is being introducedC、is introducedD、was introduced 標準答案:B學員答案:B本題得分:5題號:13題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:He ______ English for three years before he went to Canada last year.A、had studiedB、had been studyingC、studiedD、has studied標準答案:B學員答案:B本題得分:5題號:12題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:He ______ at the meeting, but his heart attack prevented him.A、will speak B、is going to speakC、had to speakD、was going to speak標準答案:D學員答案:D本題得分:5題號:11題型:單選題(請在以下幾個選項中選擇唯一正確答案)本題分數(shù):5內(nèi)容:She ______ the door before she goes away.A、had lockedB、is lockingC、has lockedD、was loc