题目内容：

A large variety of languages exist in the world. Every language has   1.  own special words and expressions. And a story can be told about each of them.

Hot is a simple, 2.   (easy) understood word. So are most of the    3.   (express) made with the word hot.  4.  not always, as we shall see. The words hot and potato, for example, give you no idea at all to the meaning of the expression, hot potato.

The potato is a popular vegetable in the United States. Many people like 5.  (bake) potatoes, cooked in an oven or fire. Imagine trying to carry a hot potato in your hand. It would be difficult, even painful, to do so.

Now we are getting close to the meaning of hot potato. Some publicly disputed （广泛争议的 ）issues are highly sensitive. The issues must be treated carefully, or they will be difficult and painful if   6.   elected official has to deal with them. They will be as difficult and painful    7.   holding a hot potato.

One such hot potato is taxes. Calling for    8.   (high) taxes can mean defeat for a politician. And yet,    9.    taxes are not raised, some very popular government programs could be cut. And that also can make a politician very unpopular. So the questions must   10.    (deal) with carefully, the same way you would handle any other hot potato.