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问题
单项选择题
最早实行金本位制的是：（）。
A．美国
B．英国
C．法国
D．德国
答案
参考答案：B
填空题
选词填空。（注意大小写）
yesterday today tomorrow
1. I went to school by bus ______________.
2. ______________ he writes a letter to his sister.
3. She will go to the park ______________.
4. My parents bought many lights ______________.
5. I'm going to visit my aunt ______________.
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名词解释
贴现
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