соедините идиоматические выражения с их значениями1)donkeys yers

Соедините идиоматические выражения с их значениями
1)donkeys yers a. not decided until the very last minute
2.down to the wire b. a person who comes to the aid of another when other
hopes have fated,like the knights in romantic stories
3. its not rocket sience c. a very long time
4.method to my madness d. odd actions that appear meaningless but are done
for a goof reason
5.keep your chin up e.remaim positive in a tough situation
f.something isnt complex or difficult to understand
Упрашиваю ПОМОГИТЕ ,ПРОШУ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!11