题目

判断下列句子是否符合短文内容。符合的写（T），不符合的写（F） A little girl thought she was not as beautiful as other girls，and nobody liked her．So she was always unhappy and didn't like to talk to others．However，one day，her mother gave her a beautiful hair clip．When she wore it, she looked much more beautiful than before．She decided to wear it to school． On her way to school she found that everyone who saw her smiled at her．Many of her schoolmates said hello to her，but this never happened before．She thought that the beautiful hair clip had bro下列物质的用途，既利用了物理性质，又利用了化学性质的是A、木炭作燃料 B、制糖工业中用活性炭来脱色以制白糖C、CO2用来灭火 D、干冰用于人工降雨