My sister _____ as a secretary in her company for three years and now she _____ to the manager of the sales department.
I’ve been playing the piano for four hours and I am ________ it.
Look, a demonstration ________ on Main Street.
What he has done has a bad effect ________ the children.
Zhongguancun was ________ as a special economic zone in the late 1990s.
The hall ________ joy and happiness.