Everybody should study hard. No one can _______ us _______ a good future.
Most boys ___________action films to cartoons, while most girls _______ watch cartoons than action films.
Wheat production _______________30% in the past ten years.
_________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