—Don’t play with the knife, ______ you’ll cut your hand. —Sorry, I ______ .
What ______ honest boy! And he is ______ best student of all.
I am not sure _______the Chinese football team has won in the 16th Asian Cup or not.
The lady spoke loudly in public so as to__________ others’ attention.
When I got to the cinema, the film________ for 15 minutes.
We should try to prevent air pollution__________.