I got this bicycle for ________：My friend gave it to me when she bought a new one.

______ has already been pointed out, only by correcting mistakes, can you make progress.

__________ was known to us all that Tom had broken his promise __________ he would give each of us a small gift.

In American there are more households with pets than ______ with children.

Some people like living abroad, while others think there is ______ like home.