---- Putting on a happy face not only helps us make friends but also makes us feel better. ----.
Thirty soldiers were killed and many more were ______.
Around 1850,a terrible disease ______the potato crop,and potatoes ______bad in the soil.
The idea suddenly______me is that we should go outing.
As you study a globe,you may notice that ______ of the large land and areas are connected,or ______so.
The houses in this village are______built of bricks.