1 theme

2 subject

1 to ask

1 question

2 problem

3 issue

4 topic

5 classifier: 个 gè

1 (negative prefix for verbs)

2 have not

3 not

1 haven't

2 hasn't

3 doesn't exist

4 to not have

5 to not be

1 lit. to reply "don't know" whatever the question (idiom)

2 fig. absolutely no idea of what's going on

3 complete ignorance

1 lit. three monks have no water to drink (idiom)

2 fig. everybody's business is nobody's business

3 (If there is one monk, he will fetch water for himself. If there are two, they will fetch water together. But if there are three or more, none will take it upon himself to fetch water.)

1 no matter what may happen (idiom)

1 Don't ask and you won't be told any lies. (idiom)

1 not distinguishing red-green or black-white (idiom)

2 not to distinguish between right and wrong