题目

根据短文内容， 判断正（T）误（F）。Miss Grey lived in a small house. She was old and did not like noise at all, so she was very pleased when her noisy neighbor moved out. A young man moved in and Miss Grey thought the man seemed to be quiet.But at three o’clock the next morning, the noise of a dog woke up. She thought she had never heard a dog there before. It must be the young man’s dog. So she telephoned the young man and said something bad about the dog and then hung up the telephone before he could answer. Nothing more happened until three o’clock the next morning. Th11、（1）选择以下相应词句的序号，填入下图空格中．①化肥    ②未经处理的工业污水    ③垃圾（2）根据学过的知识推测，一般情况下天然雨水的pH＜7（选填“＞”、“=“或“＜“）．