Tom’s been sent to the USA for further study. What about his twin sister?— _____.How lucky they are!

You have to leave now _________ you cancatch the early bus．

He smiled politely ______ Mary apologized for her drunken friends

There’s _________800-metre-long road behind _________ hospital.

We ________that you would fix the TV set last week.—I am sorry.I ________to fix it，but I have been too busy.