16.A fair death honors the whole life. Y M_\ ZK:
死得其所,流芳百世。 aiKZ$KLC
17.A faithful friend is hard to find. mt+IB4`
知音难觅。 0O,l
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18.A fall into a pit, a gain in your wit. 54 Baz
吃一堑,长一智。 1o;+.]B
19.A fox may grow gray, but never good. TuBl9 p'6
江山易改,本性难移。 ]tVU$9D
20.A friend in need is a friend indeed. tCk;tu!d
患难见真情。