Everyone has periods in their lives ______ everything seems very hard.
I took the watch that I found to the police station but nobody has put in a __________ for it.
A villager, who __________ last night, claimed to __________ a UFO flying across the sky.
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.