专题四 语法填空
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 near 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 have 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)．
答案 1.was 2.actually 3.the 4.or 5.to reduce 6.cleaner 7.that/which 8.amazing 9.changes 10.patient