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one student________(has/have)an English dictionary.
②more than+数词_______
more than+名词________
more than+adj./adv.____
③more…than...____
She is more handsome than beautiful.
与其说她漂亮,不如说她健美.
1)过去分词作状语，其逻辑主语要与主句主语保持一致，两者之间为“被动关系”，从句可转换成“连词＋过去分词”形式。连词有while, when, as, though, although, unless, if, once等。
2)过去分词本身就表示被动，作状语时无需使用being done结构；若分词表示的动作明显发生在句子谓语动词之前，可以使用________结构。
3)其否定式在________前加not。
仔细阅读下面的短文，短文中有10个空格或划线句子。请按照每小题括号内的具体要求完成语法填空、词形变化、句子合并、句子改写以及病句改正等。答案填写在标号为1～10的对应位置。
Pollution 1 (be)a problem that happens in water, air and earth．It is 2 (表语)with animals and humans．The water pollution is 3 (cause)by waste from factories．The 4 (fish)will die, if the river polluted by chemical factories．Then if some people 5 (谓语动词)those fish, they will also be dead．The others is air pollution． 6 (改正错误)It comes from factories, power stations and cars． 7 (冠词)chemical in the smoke will fall in the rain．This “chemical rain” will kill trees and fish．It’s either bad to the building． 8 (改正错误)From that we 9 (情态动词)know how bad the pollution is．
We hope that the scientists can find out the way to make environment better soon． 10 (改为形式主语结构)