What was he doing yesterday at 7 a.m.?
He was having a shower.
What was he doing yesterday at 7.30 a.m.?
He was having breakfast.
What was he doing yesterday at noon?
He was playing football at school.
What was he doing yesterday at 9 p.m.?
He was watching TV.
Was she having dinner yesterday at 9 p.m.?
Yes, she was
Was she watching TV yesterday at midnight?
No, she wasn't. She was sleeping.
What was he doing yesterday at 4 p.m.?
He was doing his homework.