–Is there a man under the tree?--_______.
The success of Chinese soccer team made all Chinese fans ______.
--Have you handed in your English homework, Lily?--Of course. Shirly ______ it back to me at the end of this morning reading.
I was about to enter the office ______ I heard someone cry “ Earthquake!” loudly outside.
I am considering buying ______ used car for its lower price.
It is clever ________ you ________ me work out the maths problem.