JY210型轨道车变速箱五挡的速比是（）。

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问题填空题

答案

参考答案：1

选择题

一个数除以4，余数最大[ ]

A．3

B．2

C．1

改错题

改错题。
1. I often see a little bird on the tree. 2. He can say a little Chinese. 3. The boys in our class like swiming very much. 4. The children singing over there, under the tree. 5. One of my friend comes from the USA.	_______ _______ _______ _______ _______