What did he do yesterday?
He sliced fruit by himself yesterday.
What didn't he do last night?
He didn't walk to school by himself last night.
What did it do last night?
It bought groceries by itself last night.
What didn't it do last night?
It didn't slice fruit by itself last night.
What did you do last Saturday?
I stayed home by myself last Saturday.
What didn't you do last Saturday?
I didn't do laundry by myself last Saturday.
What didn't they do the day before yesterday?
They didn't walk to school by themselves the day before yesterday.
What did she do two days before yesterday?
She ironed a shirt by herself two days before yesterday.
What didn't she do two days before yesterday?
She didn't chop vegetables by herself two days before yesterday.
What did he do last Friday?
He went to the dentist by himself last Friday.
What didn't he do last Friday?
He didn't buy groceries by himself last Friday.
What did Tr. Eva do last week?
She sang by herself last week.
What didn't Tr. Eva do last week?
Tr. Eva didn't dance by herself last week.
What did M4 stdudents do yesterday?
They washed their hair by themselves yesterday.
What didn't M4 students do yesterday?
They didn't take a bus by themselves yesterday.
