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【多选题】
一质点在外力作用下运动时，下述哪种说法正确？A.
如果外力是保守力，质点的机械能守恒
B.
质点的动量改变时，质点的动能一定改变
C.
外力的冲量为零，外力的功一定为零
D.
外力的功为零，外力的冲量一定为零
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举一反三
【单选题】What is the stable-monetary-unit concept?
A.
It is the prime means of measuring assets.
B.
It is the common denominator in business transactions.
C.
It is an orderly basis for handling account balances to produce the financial statements.
D.
It is monetary terms in accounting information.
【判断题】The stable dollar assumption assumes that the value of monetary unit is not always table
A.
正确
B.
错误
【简答题】ZigBee 可采用________、树状型、________网络结构。
【单选题】The stable-monetary-unit concept of accounting ______.
A.
maintains that each organization or section of an organization stands apart from other organizations and individuals
B.
ensures that accounting records and statements are based on the most reliable data available
C.
holds that the entity will remain in operation for the foreseeable future
D.
enables accountants to ignore the effect of inflation in the accounting records
【单选题】The Fed's chief monetary policy making unit is _______________.
A.
the Federal Open Market Committee.
B.
Federal Reserve Banks.
C.
the Board of Governors.
D.
the Federal Funds Rate Committee.
【单选题】Define the monetary unit assumption.
A.
A business will continue to operate into the foreseeable future.
B.
Accounting for a business must be kept separate from the personal affairs of its owner.
C.
Transactions should be recorded on the basis of objective evidence where different people looking at the evidence would all arrive at the same conclusion.
D.
Accounting records should all be reported in a single currency.
【简答题】Sophia is receiving a phone call from a customer. Complete the Customer Service Help Form with what you hear.
【简答题】Task 4 Sophia is receiving a phone call from a customer. Complete the Customer Service Help Form with what you hear.
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