Would you go to the concert this evening?— Sorry. ________ tomorrow’s lessons, I have no time to go out with you.[ ]

You won the first place in the English oral contest.—_________I made several terrible mistakes.

My classmate Frank is better __________than the others in my class.

The theory he sticks to _______ to be of no use in his new work ______ he finds it hard to fit in.

Excuse me, could you tell me where the nearest post office is—The nearest post office You will have to walk_____.