写出下列动词的过去式
feel      hear      keep      pay     run     

There was a bird in front of the classroom just now.
(否定句)                                           
(一般疑问句)                                           
(肯、否定回答)                                           

I              (clean) my room two days ago.

—         (be) your daughters at home last night?
—Yes, they        .