This is _______ song I have introduced you many times. Isn’t it _______wonderful one?
It’s very important for us to learn how to learn by .
---Excuse me, could I take this seat?---Sorry, __________.
---I’ll go to the USA next month.---__________ for?
The Greens used to live in London and now they _________ in Beijing.
---What are you going to do when you grow up? ---A singer, but my parents wish me _________ a teacher.