下列关于纸币的认识正确的是①纸币是一种货币符号.②纸币本身没有价值.③纸币完全能代替金属货执行金属货币的职能.④纸币的发行量必须以流通中所需要的货币量为依据。
— Who listens ______ , Eric , Brad or Rick? — Of course Brad.
Mum, Harry Potter is my favorite great book. I ______ it three times already.
Liu Xiang was born in Shanghai _____ 13th July, 1983.
It’s my mother’s birthday tomorrow. I will buy _____ a CD as a present.
– Well, there’s no sugar left. – __________. Let’s go and get some at once.