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【单选题】
连杆机构中所谓连架杆是指_______。A.
不与机架相连的杆
B.
与机架相连的杆
C.
能作整转动的连架杆
D.
只能作往复摆动的连架杆
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【简答题】----You lent me some money a few months ago. -----_________? I don’t remember lending you any money .
【单选题】— Tom, why are you in such a hurry? — Oh, my bike is broken . I ’ m going to have it .
A.
repairing
B.
repaired
C.
t o repair
D.
repair
【简答题】根据句意及首字母填写句中所缺的单词。 1. My favorite p________ is Animal World. 2. It's i________ for us to learn English well. 3. The girl had a q________ breakfast, and then went to school. 4. Today we have a piano l_...
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【简答题】将多个轨道的音视文件同时移动,用的是________工具。
【单选题】听力原文：M: I'm not quite sure how to use this calculator you lent me. I dropped it, and now the on-button doesn't light up. W: Oh, that's okay it hasn't been working right for some time now. Q: What's th...
A.
He lost a button at work.
B.
He doesn't know where he put the calculator.
C.
He thinks he broke something the woman lent him.
D.
He's not sure how to solve the math problem.
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