Shuofang Airport, please. I have to be there by 7:00.— _________, but I’ll do my best.

Mr. Smith is as busy as a bee.—– If he is not working in his office, he _________ to his office.

The man we followed suddenly stopped and looked as if _____ whether he was going the the right direction.

The argument remains extremely heated ________ it is worthwhile for China to open itsdoor to foreign cars. [ ]

The old man lives _________, but he doesn’t feel ________.