某英文报社正在征集全民健身活动( Nationwide Activities for Fitness)的建议。请你根据下述写作要点提交一篇英文短文，为此次健身活动献计献策。

●你建议举行什么健身活动

●为什么要举办这一活动

 I decided to have Yorky because he

• A、ran around with excitement

• B、touched me with his paw

• C、went after me everywhere

• D、greeted me friendly

Salt

Salt is a remarkable (remark) thing. It is a basic element in the diet of humans. It is also necessary for__ 41() (animal) and plants. It is one of the most_ 42() (effect) and most widely used of all food preservatives (防腐剂). Its industrial,_ 43() (medicine) and other uses are almost countless. In fact, salt has been a(n)_ 44()(importance) element of life. It also has been the subject of many stories. It is 45()(frequent) mentioned in fairy tales. Some cultures give magical power to salt. In the past, salt_ 46()(serve) as money at various times and 47()(place). Salt has been the cause of bitter wars. In many cultures,_ 48()(offer) bread and salt to visitors is a_ 49()(tradition) sign of welcome. Salt-making_ 50()(cover) much of the history of Europe since Roman times.