刀币是仿刀削铸造的，目前所见的刀币都是。（）
A、春秋
B、战国
C、秦
D、西汉
参考答案：B
None of the shoes in the shops are the right size. They are _____too big ____too small.
A．both, and
B．neither, nor
C．either, or
D．not only, but also
扬程
