I would have come earlier, but I _____ that you were waiting for me.[ ]

I’m sorry, _________ I won’t be able to come tonight

ack, I just can’t get my car started. I think there’s something wrong with the engine.—Oh, let me see. Ah, that is not _______ it is. Actually, your car has used up all the petrol.

They were determined to carry out the planat first, but then we ________ persuade them to change their minds.

sig Chinese kung fu can not only ________ one’s strength, but also develop one’s character.