请教一下高手，主系表结构的句子中，状语是修饰系动词（谓语动词），还是表语，还是其他？譬如下面几句，如何判断？判断的原因是什么？
1. He was there between 2.30 and 3.30.
状语：between 2.30 and 3.30
2. Jone is here already.
状语：already
3. She is on Tv a lot.
状语：a lot
4. What is the weather like in Beijing at this time?
状语：in Beijing\at this time
5. Jone was born in 1988.
状语：in 1988
6. I was a student of Hengshui Middle School two years ago.
状语：two years ago
7. He is a teacher in Beijing.
状语：in Beijing
8. He was a teacher in 1999.
状语：in 1999
9. Jone is still here.
状语：still
10. He was formerly a rich man.
状语：formerly
11. He will be permanently blind.
状语：permanently
12. He is a diplomat all over.
状语：all over
13. He is always ill.
状语：always
14. He is tired now.
状语：now
判断的原因或依据当然是逻辑关系。
1.He was there between 2.30 and 3.30.
状语：between 2.30 and 3.30 修饰 was。
2. Jone is here already.
状语：already 修饰 is。
3. She is on Tv a lot.
状语：a lot 修饰 be on Tv
4. What is the weather like in Beijing at this time?
状语：in Beijing\at this time 修饰系表结构。
5. Jone was born in 1988.
状语：in 1988 修饰被动语态谓语。
6. I was a student of Hengshui Middle School two years ago.
状语：two years ago 修饰 was。
7. He is a teacher in Beijing.
状语：in Beijing 修饰系表结构。
8. He was a teacher in 1999.
状语：in 1999 修饰 was。
9. Jone is still here.
状语：still 修饰 is。
10. He was formerly a rich man.
状语：formerly 修饰 was。
11. He will be permanently blind.
状语：permanently 修饰 blind。
12. He is a diplomat all over.
状语：all over修饰diplomat作定语
13. He is always ill.
状语：always 修饰系表结构。
14. He is tired now.
状语：now 修饰 is。
