All the students were very excited怎么变否定,肯定回答,怎么变一般疑问句,否定句

问题描述:

All the students were very excited怎么变否定,肯定回答,怎么变一般疑问句,否定句

否定句 were 改 weren't一般疑问句 Were all the students very excited肯定回答 yes they were
否定回答 No they weren't