My school is very clean 改成一般疑问句.

问题描述:

My school is very clean 改成一般疑问句.
Emily and Wendy aer twin sisters.
I am good at English
都该成一般疑问句
第二句是are,不是aer我打错了

Is your school very clean ?
Are Emily and Wendy twin sisters ?
Are you good at English ?