---What do you often do_______classes to relax yourselves?---We often do eye exercises, listen to music or do some running around the school.
There ______ a post office, a hospital and two schools near my house.
—Tony, can you speak some Chinese ? —____________
-----____, are you Mr.Wang? -----Yes, I am.
— is the ruler? —It’s green.
—_______ — I’m OK.