Hi there!
1. a) The heroes of the story are: the king, the wise man, the young man and the shepherd.
b) The king looked for happiness.
c) The wise man advised him to get into the clothes of a happy man.
d) No, he wasn`t.
e) One day he met a sheperd.
f) No, he didn`t.
g) Yes, I am.
h) People can be happy when all their beloved ones are in good health.
2. a) a way for being happy
b) clothes
c) powerful
d) rewarded
e) a shepherd who was happy
f) shirt
3. happy-unhappy
to live-to die
to find-to lose
happiness-unhappiness
to ask-to answer
powerful-weak
to give back-to take
to put on-to remove