目前，我国郑州商品交易所和上海期货交易所已推出基差交易。( )
参考答案：错
解析： 基差交易在国外运用已很广泛，但我国并没有引入。
根据句意及首字母提示或汉语提示写出单词。
1. I don't have c _______money to buy such an expensive CD player.
2. Of all the boys, Tom jumps the f_________.
3. There were l5 a______ in our school's talent show.
4. Hainan is a big_______ (省)in China.
5. After dinner, they went shopping________(一起).
肘关节提携角为
A．1°～5°
B．6°～9°
C．10°～15°
D．16°～19°
E．20°～25°
