(Where did Peter study French?).
(When did the manager look through some newspapers?).
(Why did Mr Blake invite Voronin to his place?).
(When did Ann go to the sports centre?).
(Why did the director go to the production plant?).
(When did Mr Blake speak on the phone with the Russian customer?).
(Why did I go to bed at 10 o’clock in the evening?).
(When did the businessmen go to (the USA) on business?).
(Where did we go out on Saturday evening?