He has proved his courage in the battle.Through tests time and time again, this kind of rope____strong.
--- Would you be _____ lend me your bicycle? --- Sure.
Towards evening, the patient opened his mouth as if _____ something to his son.
“Well, I’ll tell you a secret ...” said the boy, with his mouth almost _____ my ear.
They looked forward with hope _____ a chance to receive further education.
I regret _____ hard at school, or I would have succeeded in passing the exam.