Sam stopped________ me a gift on my way home. A. give B. giving C. to give
You will realize what I have done for you _____.
As teenagers, we should study hard _____surf the Internet all day.
Please _____ your homework _____ before you hand it in.
An online magazine makes us ______ more paper.
Mum bought me a dress _____ the visit to Hainan Island.