There is no doubt that he is a good professor__________he is doing fine.
After __________ the luggage at the railway station, we left for the exhibition in a taxi.
-Where is Jim? He said he would meet me here at 3 : 00 pm. -He seems __________ with Mr. Black in the office.
The boy seems __________ a lot of books, for he knows so much.
He is so addicted to smoking that __________ seems to be no chance of talking him into quitting.
The Roman Empire __________ for several centuries.