1. there's no (other) way
2. cannot be helped, unavoidable, inevitable, (there's) nothing one can do, having no choice, it is what it is
3. it's no use (doing), pointless, useless, no good, insufficient, not enough
4. hopeless (person), annoying, tro...
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