题目

如果把草履虫和绿眼虫都放在蒸馏水中，出现的情况是（） A . 两种虫子都死亡 B . 草履虫将死亡，绿眼虫将继续生存 C . 两个虫子都继续生存 D . 草履虫继续生存，绿眼虫死亡 答案：B阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。Are you facing a situation that looks impossible to fix?In 1969, the pollution was terrible along the Cuyahoga River Cleveland, Ohio. It 1. (be) unimaginable that it could ever be cleaned up. The river was so polluted that it 2. (actual) caught fire and burned. Now, years later, this river is one of 3. most outstanding examples of environmental cleanup.But the river wasn’t changed in a few days 4. even a few months. It took years of work 5. (reduce) the industrial pollution and clean the water. Finally, that hard work paid off and now the water in the river is 6. (clean) than ever.Maybe you are facing an impossible situation. Maybe you leave a habit 7. is driving your family crazy. Possibly you drink too much or don’t know how to control your credit card use. When you face such an impossible situation, don’t you want a quick fix and something to change immediately?While there are 8. (amaze) stories of instant transformation, for most of us the 9. (change) are gradual and require a lot of effort and work, like cleaning up a polluted river. Just be 10. (patience)