______ hero in this fairy story is _____ ugly duck.A;The; the B. The;an C. The;a
Parents always ask their children ___ all kinds of difficulties bravely.
If you’re strict with yourself, you_____ great progress.
--- Where is your grandpa now? --- He ______ newspaper in the living room.
It’s very late at night, ____ our teacher is still working .
--- ______ you give your seat to this old man? --- Of course.