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【单选题】
在C语言中,下列指数形式书写正确的是A.
2.1E5
B.
2.1E
C.
E-2
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反馈参考答案：
举一反三
【单选题】从铸币时期开始,金属货币不再具有一般实物货币的基本属性,主要表现是因为( )。
A.
铸币的标准化
B.
国家信用成为载体
C.
名义价值和实际价值开始相分离
D.
运输成本下降
【简答题】什么是货币?货币的基本属性有哪些?
【判断题】My name is Lily. I’m from the UK. I am a student. This is my happy family. There are four people in my family. This is my father. He’s tall. This is my mother. She’s not tall. Look at that small boy....
A.
正确
B.
错误
【单选题】My father is not at home now. He, together with some of his friends, ________ to Washington.
A.
has been
B.
have been
C.
have gone
D.
has gone
【简答题】货币是商品,具有商品的基本属性,即具有( )和( )
【简答题】Read the sentences and choose the correct ones. Brenda has just moved to a new school and has made a new friend, Paula. They are sitting in a snack bar after school talking. Paula asks Brenda," Tell m...
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