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【单选题】
液压泵的压力是由( )决定的。
A.
泵的构造
B.
外负载
C.
溢流阀
D.
工作压力
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【简答题】I didn’t expect to meet him. I met him quite by a_______.
【单选题】在加注制冷剂前,应补充冷冻机油,建议的补充量为 。
A.
制冷剂净化时的排出量+20ml
B.
制冷剂净化时的排出量。
C.
制冷剂净化时的排出量+40ml
D.
制冷剂净化时的排出量+50ml
【判断题】随着互联网及移动互联网的发展,数据变成触手可及的在线资源,逐渐沉淀成为数据资产。
A.
正确
B.
错误
【单选题】----What is it about him _____you dislike him . ----I don’t know .  But I don’t like him from the start .
A.
who
B.
that
C.
whether
D.
whom
【单选题】--- I paid him 300 yuan for the sneakers. --- Oh, he charged you too much.You _____ them with half the money.
A.
could have bought
B.
needn’t have bought
C.
must have bought
D.
wouldn’t have bought
【判断题】随着互联网及移动互联网的发展,数据变成触手可及的在线资源,逐渐沉淀成为数据资产。
A.
正确
B.
错误
【简答题】The judge charged him with (commit ) ______ the crime, and therefore he was sentenced to ten year's imprisonment.
【单选题】—I paid him 200 yuan for the sneakers. —Oh, he charged you too much. You _________ them with half the money.
A.
could have bought
B.
needn’t have bought
C.
must have bought
D.
wouldn’t have bought
【简答题】It's true that I encouraged him,but I didn't actually help him.
【单选题】关于乳牙龋蚀的好发牙面,下列哪项是错误的
A.
上颌乳牙中切牙的远中面,其次是近中面和唇面
B.
上颌乳侧切牙以唇面,近中面多见
C.
第一乳磨牙多见于牙合面,其次是远中面
D.
下颌乳尖牙早早见于唇面,其次是远中面和近中面
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