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【单选题】
竖直升空的火箭,其v—t图像如图所示,由图可知以下说法中正确的是()
A.
火箭上升的最大高度为16000m
B.
火箭上升的最大高度为48000m
C.
火箭经过120s落回地面
D.
火箭上升过程中的加速度始终是20m/s 2
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参考答案:
举一反三
【单选题】Murali Doraiswamy holds that brain games ______.
A.
are running rampant
B.
will not exist any longer
C.
offer game manufacturers benefits
D.
help people to some extent
【单选题】The structure of this animal's brain gives no______ that it is any more intelligent than others.
A.
indication
B.
index
C.
hint
D.
implication
【单选题】To: From: Keith Wilson Date: Thursday, October 23 Subject: Mr. Charlie McGreger's resignation Thank you all for a very productive meeting this morning. This message confirms our agreement on the main ...
A.
To plan collaboration with film studios
B.
To confirm details of an announcement
C.
To gain employee feedback on a broad range of current issues
D.
To announce new positions at the company
【单选题】α粒子的辐射权重因子是
A.
5
B.
10
C.
15
D.
20
【判断题】The receptionist sends Mr. Dantini up to see Mr. Hansen.
A.
正确
B.
错误
【单选题】听力原文:In any movie theater any summer, you can practically hear the atrophying of brain cells. Summer pictures don't insult the audience's intelligence so much as they ignore it, playing instead to the...
A.
Summer films might cause mental damage to the audience.
B.
Summer films need to give due respect to the audience's intelligence.
C.
Summer films should cater to both children and grownups.
D.
Summer films should not target at the mass-market.
【简答题】In terms of quick decisions, the human brain cannot be compared with the computer because ________. A) in the long process of evolution slow pace of life didn’t require such ability of the comp...
【判断题】让说话者知道你已经承认或者接受他的感受,被接纳包容的情况下,双方才能继续沟通。()
A.
正确
B.
错误
【单选题】1996年4月,中国和俄罗斯、哈萨克斯坦、吉尔吉斯斯坦、塔吉克斯坦在上海共同签署协定,建立了( )组织。
A.
中亚经济合作
B.
上海文化交流
C.
中亚科技合作
D.
上海合作
【简答题】Jenny Sheridan believed that swimming with dolphins would not repair any brain damage, but it might help if______.
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