Lucy used to be (real)shy.So she took acting classes to deal with her shyness.
Amy practices (play) the piano for over two hours every day.
Doing homework (careful) is a good habit and it helps a lot.
Li Fang is one of the most beautiful (teach) in our country.
It is (polite) to talk loudly in public places like a library.
It's a good habit to w hands before meals.