1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
1. direction, way, side, area (in a particular direction)
2. side (of an argument, etc.), one's part
3. type, category
4. field (of study, etc.)
5. indicates one side of a comparison
6. way, method, manner, means
7. length (of each side of a square)
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...
