Example: Ann jones is secretary of Mr Wooding. (What...?)-Whst does Ann jones do?

1.Mr Golovin got an invitation letter
yesterday.(When...?)
............,..................

2.Mr Wooding will phone Mr Golovin tomorrow. (When...?)
..............................

3.A group of 20 Russian students can come to London.(How many...?)
...........................

4.Barbara Grey is responsible for the social programme.(Why...?)
..............................

5.Mr Golovin thanked his English colleague for the invitation.(Who...?)
................................

1. When did Mr Golovin get an invitation letter?2. When will Mr Wooding phone Mr Golovin ?3. How many Russian students can come to London?4. Why is Barbara Grey responsible for the social programme?5. Who thanked the English colleague for the invitation?