He _____ a visit to the factory and was warmly _____ by the workers there.
Theory is based on practice and ________ serves practice.
— How many of them do you want to act in the play?—_______ , and still a large number needed!
Since no other way to escape from the flood, ____ only safe thing is to take ____chance.
—Would you mind my using your bicycle for a while?— _________, but do return before 11.
The boy the teachers considered _____failed in the exam , _____surprised them very much .