An elderly teacher，with a pupil by his side，took a walk through a forest. Suddenly he__41__and pointed to four plants close at hand. The first was just beginning to appear slowly above the ground，the second had rooted itself pretty well into the earth，the third was a small short tree，while the fourth was__42__ full-sized tree. The tutor said to his young__43__，「Pull up the first plant. 」 The boy [KS5UKS5U]did so eagerly，__44__only his fingers.
「Now pull up the second.」 The youth obeyed__45__ found that the task was__46__．[KS5UKS5U]
「Do the same__47__ the third，」 he urged. The boy had to use all his strength to uproot it.
「Now，」 said the instructor，「try your hand with the fourth. 」 The pupil put his arms around the trunk of the tall tree and couldn't even shake__48__ leaves. 「This，my son，is just__49__ happens with our bad habits. When they are young，we can remove them easily；but when they are old，it's hard to pull them out of the ground，__50__ we pray and struggle ever so sincerely！」
41.stopped
42. a
43.companion
ecoo課Net件co.net.cnf
44.using
45.and
46.more difficult
47.with
48.its
49.what
50.though
「Now pull up the second.」 The youth obeyed__45__ found that the task was__46__．[KS5UKS5U]
「Do the same__47__ the third，」 he urged. The boy had to use all his strength to uproot it.
「Now，」 said the instructor，「try your hand with the fourth. 」 The pupil put his arms around the trunk of the tall tree and couldn't even shake__48__ leaves. 「This，my son，is just__49__ happens with our bad habits. When they are young，we can remove them easily；but when they are old，it's hard to pull them out of the ground，__50__ we pray and struggle ever so sincerely！」
41.stopped
42. a
43.companion
ecoo課Net件co.net.cnf
44.using
45.and
46.more difficult
47.with
48.its
49.what
50.though
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