This is a map of China.这句话完全正确!
This is a map of China(改成否定句）
I am OK(改成否定句）
That is a nice clock(改成一般疑问句并作肯定回答）
That is a yellow pencil case(改成一般疑问句并作肯定回答）
Gina is my first nane(改成一般疑问句并作肯定回答)
【答案】
This is not a map of China.
I am not OK.
Is that a nice clock?yes ,it is .
Is that a yellow pencil case?yes ,it is .
Is Gina my first nane?yes ,it is .谢谢你 的回答，是我提错题目了。。。不客气，暑期愉快哈