31、They use computers to keep the traffic ______ smoothly.
A. being run B. run C. to run D. running
31、D
解析:考查非謂語動詞Ving,這兒構(gòu)成(keep sth. doing。)
科目:高中英語 來源: 題型:
They use computers to keep the traffic _____ smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源: 題型:
They use computers to keep the traffic _______ smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源: 題型:
They use computers to keep the traffic smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源: 題型:
They use computers to keep the traffic ______ smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源:2009年普通高等學(xué)校招生全國統(tǒng)一考試全國卷Ⅱ英語試題 題型:單項(xiàng)填空
They use computers to keep the traffic _____ smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源:2009年高考試題(全國卷2)解析版 題型:單項(xiàng)填空
They use computers to keep the traffic smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源: 題型:
They use computers to keep the traffic _______ smoothly.
A. being run B. run
C. to run D. running
科目:高中英語 來源:高考真題 題型:單選題
[ ]
科目:高中英語 來源: 題型:
They use computers to keep the traffic ________smoothly.
A. being run B. run C. to run D. running
科目:高中英語 來源: 題型:
11. They use computers to keep the traffic _______ smoothly.
A. being run B. run C. to run D. running
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