Yes,it is. 2.No,that isn,tn后面的撇在上面绝对正确，it提问，it回答；that提问，that回答。记住哦~~~O(∩_∩)O~
1,yes,it is 2 no ,it is not
Yes，it is.
No,it is not.
Yes， it is。
1.Yes,it is.
