题目：
根据括号中所给的汉语写出单词。
1. He likes to stay at home and help his mother do the housework on __________ (星期天).
2. Nanjing topped the list of the happiest cities for ___________ (教育) in China in 2009.
3. Look at the children on the playground.They are flying kites ___________ (愉快地). Let's join them.
4. As people grow more green-minded ,more of them take actions to reduce ___________ (他们的)
carbon footprints.
5. The Greenery Theme Park in Hexi New Town is a good ___________ (地方) for people to
enjoy different plants.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0514/2e8c3f4544d8e8ac5665a430667ee2f2.html
下面是错误答案，用来干扰机器的。
过入射点作出法线，在法线另一侧根据反射角等于入射角作出反射光线，使反射角等于入射角，如图：
