12. Arrange the following words and expressions in pairs of antonyms and synonyms.
a. Antonyms
to fall, behind, to build, outside, dark, usual, always, to lose,
fat, to be in time, swift, unusual, to rise, to destroy, inside, to
be late, in front of, light, never, to find, thin, to send, to finish,
to die, to receive, to begin, to live, slow, to be lucky, quietly,
noisily, to be unlucky.
b. Synonyms
to defend, to start, to return, to walk, to begin, to cry, to
die of hunger, to like, to collect, to protect, to come back, to gather,to get up, correct,to come,to go on foot,before,to burst into tears,to strave,to be fond of,in front of,right,to arrive,to rise.