1 Which/What question did he ask them?
2 What were children doing in the yard?
3 Where did her parents have breakfast?
4 How many bottles of milk did she buy in that shop?
5 Who will meet Pete at the station?
6 How did Mr.Brown get to his office?
7 Which/What books do boys like to read?
8 Who has gone to the forest?
9 Why did he sell his car?
10 How does the girl speak?
11 What is he doing in the bathroom?
12 How many letters has she written this morning?
13 Whom did my brother visit 2 days ago?
14 Who was in the park last Sunday?
15 Whose books did she take to school?