1) Who bought bread yesterday?
What did Pete do yesterday?
What did Pete buy yesterday?
when did Pete buy bread ?
2) Who was cooking at three o'clock yesterday?
What was she doing at three o'clock yesterday ?
At what time was she cooking yesterday?
When was she cooking?
3) Who had written the test before he went to school?
What had you done before you went to school ?
What had you written before you went to school ?
When had you written the test ?
1) Who bought bread yesterday?
What did Pete do yesterday?
What did Pete buy yesterday?
when did Pete buy bread ?
2) Who was cooking at three o'clock yesterday?
What was she doing at three o'clock yesterday ?
At what time was she cooking yesterday?
When was she cooking?
3) Who had written the test before he went to school?
What had you done before you went to school ?
What had you written before you went to school ?
When had you written the test ?