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【简答题】
(3)某日傍晚,芝角村的气温由上午的零上2°C下降了7°C,则这天傍晚芝角的气温是( )°C
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【单选题】下列关于力和运动关系的说法中，正确的是（）
A.
没有外力作用时，物体不会运动，这是牛顿第一定律的体现
B.
物体受力越大，运动越快，这是符合牛顿第二定律的
C.
物体所受合力为零，则其速度一定为零；物体所受合力不为零，则其速度也一定不为零
D.
物体所受的合力最大时，其速度却可以为零；物体所受的合力最小时，其速度却可以最大
【简答题】听下面一段材料，回答第1-2题。 1. For what reason does Professor Johnson talk to Sophie? A. She has wasted her money. B. She has decided to drop out. C. She has been absent recently. 2.What was Sophie mistaken abou...
【单选题】星期一的英语课,江华边记笔记,边一直在点头。
A.
It was in Monday’s English class. Jianhua wrote some notes in his notebook, nodding his head all the time.
B.
It was in Monday’s English class. Jianhua wrote some notes in his notebook, nod his head all the time.
C.
It was in Monday’s English class. Jianhua wrote some notes in his notebook, shaking his head all the time.
【简答题】今我睹子之难穷也，吾非至于子之门则殆矣，吾长见笑于大方之家。（《秋水》） 吾非至于子之门则殆矣：
【单选题】Monday’s class was______ because the weather was too bad.
A.
sunny
B.
rainy
C.
windy
D.
canceled
E.
storm
F.
umbrella
【简答题】用sunny, windy, rainy, storm, umbrella, cancelled填空 Monday’s class was —————— because the weather was too bad.
【简答题】第一次作业2020.0214 请各位同学自学《数字摄影技艺》第一章 摄影概述、第二章 摄影器材的选择与配置、第三章 摄影审美眼力的培养这...
【多选题】建设项目单项工程综合概算中的设备及安装单位工程概算包括( )等。
A.
工器具及生产家具购置费用概算
B.
通风、空调工程概算
C.
弱电工程概算
D.
电气设备及安装工程概算
E.
特殊构筑物工程概算
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