1 When did they start work? 2 Where did Peter see them? 3 How did the
pupils understand the rule? 4 How often did his brother go to Kiev? 5 What did the boy eat? 6 Who grew
beautiful roses? 7 How did she play tennis? 8 What did the children drink in
the morning? 9 Who saw my cousin in Moscow? 10 Why did they lose their way?