Question

一般疑问句，肯定回答，否定回答。

Answer 1

Is this an elephant?Yes,this is an elephant.No this is not an elephant.

Answer 2

Is this an elephant？
yes,it is.
no,it isn't.

Answer 3

Is this an elephant

Answer 4

ls this an elephant

Answer 5

Is this an elephant？

追答

Yes，it is.
No，it isn't.