1. to endeavor (to do), to endeavour, to try hard, to work hard, to strive, to make an effort, to exert oneself, to devote oneself, to be committed (to doing)
1. no good, not serving its purpose, useless, broken
2. hopeless, wasted, in vain, purposeless
3. cannot, must not, not allowed
4. neutral point, intersection owned by neither player at the end of a game
5. no!, stop!
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...
