1) a-5, b-2 (Джокер), c-3, d-6
2) honest - dishonest
hard-working - lazy
weak-strong
talkative - quite
modest - arrogant
stupid-clever
shy-confident
funny-serious
polite-rude
impatient - patient
nice - nasty
3) Captain Jack Sparrow is clever, but not always nice. He can be dishonest. He's confident and sometimes rude. I think he is impatient.
Will Turner is a kind, clever, honest and patient person.