It took Janet three hours ________ reading this interesting story.A.to finishB.finishedC.finishing
I wonder what you mean __________ saying that?
“Remember not ______ your homework at home again,” said the teacher.
Our Earth will be ________ if we go on cutting down millions of trees every year.
Trees provide food and shelter and make us ______ comfortable.
Trees make our city more beautiful and ________ noisy, do you think so?