—It is said that Nanjing Metro Line 3 ________ at the end of 2014.—That’s great! It will be much easier for more people to go out.
He must _____ his sister with her math.
The baby is sleeping. Please speak ________.
---I’m going for a summer camp in Beijing next month. --- ________.
--- Hmmm. I think I’m going to Shanghai.
--- Is there __________ in today’s newspaper? --- No. there isn’t.