1. if, when, after
2. when it comes to ..., as for ..., that ...
3. why don't you ..., why not ..., how about ..., what about ...
4. I tell you!, I said ..., I really mean ...
5. vocative particle
1. indicates the subject of a sentence
2. indicates possession
3. but, however, (and) yet, though, although, while
4. and
5. used after an introductory remark or explanation
6. regardless of ..., whether ... (or not), no matter ...
7. indicates a des...