问题 问答题

顶棚抹灰表面出现灰块胀裂的原因是什么

答案

参考答案:顶棚抹灰表面出现灰块胀裂的主要原因是:淋灰时,石灰膏熟化时间过短,慢性灰或过火灰颗粒及杂质没有过滤彻底,使石灰膏在抹灰后遇水或潮湿空气继续熟化。体积膨胀,而造成抹灰表面炸裂,出现开花现象。

阅读理解

A teenage girl couldn’t stand her parents’ family rules, so she left home.

She wanted to be famous. But she had poor education and several years later she had to ask for food on the street for a living. Now her father has died. Her mother is an old woman. But she is still looking for her daughter. She has been to every corner of the city. Everywhere she goes, she puts up a big photo of herself on the wall. At the lower part of the photo she writes,“I still love you . . . , come back home!”

One day, the daughter saw one of the photos. The face was familiar(熟悉). “Is that my mother?” she moved closer and read the words“I still love you ...” She cried. When she got home, it was early morning. She knocked on the door. The door opened itself. She rushed to her mother’s bedroom. Her mother was sleeping. She woke her mother up,“It’s me! Your daughter is back home!” The mother and daughter held each other, full of happy tears. The daughter asked, “Why is the door not locked? A thief could get in.” The mother answered softly, “The door has never been locked since you left.”

The door of parents’ love for their children will never be closed.

小题1:The girl left home because her parents were cruel to her.

小题2:No money caused the girl couldn’t be famous.

小题3:The mother put up her daughter’s photo on the wall so that she could find her daughter .

小题4:When the girl came back home, she couldn’t wait to see her mother.

小题5:From the story we know that parents love their children forever at any time.

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