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【单选题】
下列关于声现象的说法中正确的是:( )A.
一切发声的物体都在振动
B.
声音在不同介质中的传播速度相同
C.
声音在真空中的传播速度为340m/s
D.
公路旁安装“声障墙”是在声源处减弱噪声
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【单选题】When the savers want their money back they____.
A.
ask another company to obtain their money for them
B.
look for other people to borrow money from
C.
put their shares in the company back on the market
D.
transfer their money to a more successful company
【单选题】When the savers want their money back they
A.
transfer their money to a more successful company
B.
have to borrow money from other people
C.
put their shares in the company back on the market
D.
go to the company to take it back
【单选题】When the saver want their money back they ______.
A.
look for other people to borrow money from
B.
transfer their money to a more successful company
C.
put their shares in the company back on the market
D.
ask another company to obtain their money for them
【简答题】When did they give Jim money? They gave Jim money ______ this morning.
【单选题】According to the text, when did money lending evolve into banking?
A.
When interest is charged.
B.
When a commission is taken for exchanging money.
C.
When the first stock exchange was built.
D.
When money business became diversified.
【简答题】阅读理解 Children always appreciate small gifts of money. Father, of course, provide a regular supply of pocket-money, but uncles and aunts are always a source of extra income. With some children, small s...
【简答题】When the savers want their money back，they_____
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