----- his football was in the classroom last week?一般疑问句

__Was___ his football in the classroom last week?
再问： 肯定与否定的回答呢，还有His football was in the classroom last week. 对last week 提问。还有用now改写:His football _____ in the classroom now .
再答： Yes, it was. No, it wasn't. 1When was his football in the classroom ? 2:His football __is___ in the classroom now .