David has a big house, which ____ eight rooms.
—Did you enjoy your holiday? —Yes, it’s the best holiday Ithese years.
Just look at the room. My roommate ____ up his clothes.
I ____ to send him a telegram to congratulate him on his marriage, but I ____ it.
—It’s a long time since we met last. Haven’t you graduated from college yet? —_____. I ______ English for four years in Nanjing University.
Unluckily, when I dropped in , Dr. Smith ____, so we only had time for a few words.