根据首字母及句意补全单词。

1. Her j _____ made all of us laugh.

2. My twin brother and I look the same.  There are some differences, t _____.

3. Some friends have o _____ views and interests.

4. Tom and Sam both e _____ listening to music.

5. I think it's i _____ for you to study English. It's very useful.

（）是通过调查、测量等方式来获取关于学校质量状况的数据及描述性资料的管理活动。