短文改错(共10小题; 每小题1分, 满分10分)

以下标有题号的每一行均有一个错误，请找出，并按下列情况改正：

此行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，并也用斜线划掉。

此行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。

此行错一个词：在错的词下划一横线，在该右边横线上写出改正后的词。

注意：请在答题卡上作答。

We live on the earth, but we are not alone in the world.

Everyone know we should keep the balance of nature,            小题1:____________

or we don’t always do as we say .                         小题2:____________

A species can become endangered with different reasons.       小题3:. ____________

But the very important one is their living places are ruined. We      小题4: ____________

cut down trees without plant new ones, and we pollute the place    小题5: ____________

where animal live. Because of this, they have no home and      小题6: ____________

they are going to be die out.                                  小题7:____________

Other reason is money. Many tigers are killed by those       小题8: ____________

who want to sell our fur and use their bones for medicine.      小题9: ____________

We should do everything which can be done to change the        小题10: ____________

situation, or wild animals can only exist in our memories.