以标准试件测得，木材顺纹的抗拉强度是各种强度的最高值，约为顺纹抗压强度的（）倍。
A、1～2
B、2～3
C、3～4
D、4～5
参考答案：B
用所给词的正确形式填空。
1. —Do you like bananas? —No, I don't like _________ (it) at all.
2. Peter likes _________ (play) basketball.
3. His mother _________ (not) like French fries.
4. I like strawberry ice cream, but I don't like _________. (strawberry)
5. They like _________ (eat) hamburgers and carrots for lunch.
货币的具体形态随着商品经济的发展不断演变，最初的形态是一种( )。
A．实物货币 B．信用货币 C．金属货币 D．银行券
