You must keep your eyes _____, let’s begin the game.
______ is important for us ______ learn computer.
In this school, ______ students work very hard, ______ they are very happy.
______ good habits ______ very important.
Try ______ more books, and you will find it’s good to read books.
You can eat these two ______ kinds of food, and find the ______ between them.