学习目标
1.预习本课单词及词组。
2 .进一步学习used to do sth结构；并了解爱好对人们身心健康的影响。
自学方法
预习自测
根据句意及首字母提示补全单词
1. It was p___________ for more than 500 years.
2. Some people have f___________ collections.
3. You need the glue to s__________ them to th e b______________ paper.
