---- The box is too heavy to carry. What’s in it?---- Oh, it is ___________ books.
--- Do you know _____ man over there ? --- Yes . He is ____ artist .
Which of the answers is NOT right for the conversation? - Thank you very much for your time. -_______.
- Having many helpers makes a task easier and faster to finish. - I think so_______.
- The World Cup_______ once every four years. - So the next World Cup will be in 2018.
How terrible the air is now! We_______ have a blue sky.