Question

改为一般疑问句和否定句。

that is a pencil
chen jie is a garl
ther are students
he is tall and strong
It is a banana
每句话都要改成一般疑问句和否定句的

Answer 1

第一句：疑问——Is that a pencil?否定：That isn't a pencil.
第二句：疑问：Is Chen Jie a girl?否定：Chen Jie isn't agirl.
第三句：疑问————Are they students?否定：They aren't students.
第四句：疑问：Is he tall and strong?否定：He isn't tall and strong.
第五句：疑问：Is it a banana?否定：It isn't a banana.
祝你学习快乐！^o^

Answer 2

is that a pencil? that isnt a pencil.
剩下的类似，疑问句be动词提前，否定句be动词加not。