I got the first prize in last year’s competition.
_________of them knew about the accident because they each about it.
---“Which would you like to drink, coffee or orange juice?”---“ . Please give me a cup of tea.”
---The man in a black cap _______ be our maths teacher.----It _______ be him. I saw him in the laboratory building some minutes ago
____________of the news _________written in English on the Internet.
_______hard work it is! And __________should I do to complete it well?