—Is this your eraser? —Yes, _______. [ ]

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问题选择题

—Is this your eraser?

—Yes, _______. [ ]

A. this is

B. it is

C. it isn’t

D. this is not

答案

答案：B

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.	_______ _______ _______ _______ _______

问答题简答题

“江山易改，秉性难移”说明人的什么不可改变？