Dogs are our good friends as they can keep ______ with us when we are lonely．

Haier Company produced a new type of refrigerator of high quality and pretty appearance; its only ___is that it takes up too much room. 

That farmer has many ____ on the farm.

He lost all his ______ in the big bush fire.

The dam is 3800 ___. It is a 980 ___ dam at the base.