—____ are the pants?—They are 180 yuan.
--- What did Lucy do yesterday afternoon? --- She ____ her parents do the housework.
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 .