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【单选题】
某质点参与 和 两个同方向、同频率的谐振动,则合振动的振幅 A 为A.
15cm
B.
10cm
C.
5cm
D.
20cm
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举一反三
【单选题】What is the writer's attitude towards the two alternative designs of cars?
A.
Both are ideal for the customer to purchase.
B.
Car A is the most appropriate for the manufacturer to produce.
C.
Car B is a little more suitable both for the customer and the manufacturer.
D.
He is quite confused.
【简答题】Both cars were completely destroyed. 此句可以简化为:Both cars were____.
【单选题】2017年5月8日,甲公司与乙公司签订了买卖电脑的合同,双方约定总价款为80万元。6月3日,甲公司就80万元货款全额开具了增值税专用发票;6月10日,甲公司收到乙公司第一笔货款45万元;6月25日,甲公司收到乙公司第二笔货款35万元。甲公司增值税纳税义务发生时间为( )。
A.
5 月8日
B.
6月3日
C.
6月10日
D.
6月25日
【单选题】A woman and a man get into a car accident, and it s a bad one. Both cars are totally destroyed, but amazingly【C1】______of them is hurt. After they crawl out of their cars, the woman says, ' So you re ...
A.
both
B.
either
C.
neither
D.
none
【简答题】阅读理解。 Families and cars Americans with small families own a small car or a large one. If both parents are working, they usually have two cars. When the family is large, one of the cars is sold and the...
【单选题】They put both cars in exactly the same position they had been in in order to ______.
A.
make it clear who should answer for the accident
B.
cheat the police
C.
get paid for the car damage
D.
cheat the insurance company
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