This math problem is so hard that I can't ______ .Please give me some advice.A. look out it B. work it out C. give it out
There isn’t_____airport near where I live. _____ nearest one is 110 kilometers away.
I am afraid there’s ______________with the computer. It doesn’t work. Can you come and have a look?
Mr Wang will sit between____________________.
of the workers in this factory is about two hundred. of the workers are working hard.
Do you know ___________________?