Old age has always been thought of as the worst age to be; but it is not 1 for the old to be unhappy. With old age should come wisdom and the ability to help others with 2 wisely given. The old have the joy of seeing their children making progress in life; they can 3 their grandchildren 4 around them; and perhaps best of all, they can, if their life has been a useful one, feel the happiness of having come through the 5 of life safely and having reached a time when they can lie back and rest, leaving others to continue the battle.
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【正确答案】 1、necessary,    2、advice,    3、watch,    4、growing,    5、battle    
【答案解析】