1 (completed action marker)

2 (modal particle indicating change of state, situation now)

3 (modal particle intensifying preceding clause)

1 have no choice or option but to

2 cannot but

3 have to

4 can't help it

5 can't avoid

1 to understand

2 to realize

3 to find out

1 to be worth

2 to deserve

1 to obtain

2 to get

3 to gain

4 to catch (a disease)

5 proper

6 suitable

7 proud

8 contented

9 to allow

10 to permit

11 ready

12 finished

1 lit. when a man achieves the Dao, his poultry and dogs rise to Heaven (idiom)

2 fig. to ride on sb else's success

3 Once one man gets a government position, all his cronies get in too

4 Once sb has cracked the problem, every Tom, Dick and Harry can do it

1 obvious at a glance (idiom)

1 obvious at a glance (idiom)

1 lit. a piece of rat feces spoiled the whole pot of congee (idiom)

2 fig. one bad apple can spoil the whole bunch

1 one move, two gains (idiom); two birds with one stone