Ask and answer.根据答句写问句。
（1）A: ________________________________________?       
B: I was at home last night.                        
（2）A: __________________________________________?     
B: Mike often takes pictures on his holiday.
（3）A: __________________________________________?
B: I will go to my uncle’s home tomorrow.
（4）A: ___________________________________________?
B: There is a cat on the chair.
（5）A: ____________________________________________?
B: No, it’s not my pencil.