Составьте общие и спец. вопросительные предложения

1) Masha walked in the park

2) My mother made a cake last night

3) Yesterday we saw our teacher at school

4) They made a snowman last winter

1. Did Masha walk in the park?

Where did Masha walk?

2. Did my mother make a cake last night?

When did my mother make a cake?

3. Did we see our teacher at school yesterday?

When did we see our teacher at school?

4. Did they make a snowman last winter?

When did they make a snowman?