短文改错(共10小题;每小题1分,满分 10分)

此题要求改正所给短文中的10处错误。从11处不计分。按下列情况改正：

多一个词，把多余的词用斜线（╲）划掉，缺一个词；在缺词处加一个漏字符号（∧），写出该加的词。错一个词，在错的词下画一条横线，在该词上写出改正后的词。

Many animals have our own languages.They use signals which has meanings. For example, when a bee has found some foods, it goes back to its home .It is impossible for a bee tell the others bees where the food is by speaking to them, but it can do a little dancing ,that tells the bees the information about the food. Some animals show how they feel  by make sounds. It is not difficulty to tell whether a dog is angry or not .Birds make several different sounds, and every has its own  meaning. Humans make sounds in a same way .

2009～2012年间全国商品进出口总额最高年份，矿产品进出口总额比上年：

A.上升348亿美元 

B.下降1601亿美元 

C.上升了2138亿美元 

D.上升了2446亿美元