my pencil is in the pencil case.改为一般疑问句.The baseball is under the table改为否定句.

问题描述:

my pencil is in the pencil case.改为一般疑问句.The baseball is under the table改为否定句.

Is my pencil in the pencil case?
The basketball is not under the table.
shijiexuyao的第一个回答是错误的,应该是要改成一般疑问句.