--Do you like the material? --Yes, it ___________ very soft.
—Did you enjoy your holiday?—Yes, it’s the best holiday I these 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.