从下列单词中选择适当的词填空，每个词只能用一次。 

people   warm    but   other   carry   central      

different  changes  very   fresh   wear    comfortably 

The United States has many different kinds of climate. On the west coast, the temperature51very little between summer and winter, but the north52states have a very different kind of climate. In those states, people53light clothing in summer, but they need heavy wool or fur clothing in winter. 

In the southwest, the climate is pleasantly54during the winter, but the summer is unpleasantly hot.

In the eastern part of the United States, summer temperatures are very55from winter temperatures. Summer is usually hot, and winter is usually cold. Spring temperatures are56warm, and fall temperatures are pleasantly cool. 

Years ago,57in the cold parts of the United States didn' t often get58vegetables and fresh fruits during the winter. Today, however, trucks and trains59fruits and vegetables very quickly to all parts of the United States. In this way, Americans “send their climates” to people in60states.