1. I'm sorry; excuse me; I beg your pardon
2. to let (sb) down; to disappoint

1. sorry; excuse me
2. to cause someone embarrassment; to screw someone over; to do something to a person that would demand an apology later on; to let down

1. I
2. me
3. my

1. haven't
2. hasn't
3. doesn't exist
4. to not have
5. to not be

classifiers: 支, 枝, 桿

1. to go
2. to go to (a place)
3. (of a time etc) last
4. just passed
5. to send
6. to remove
7. to get rid of
8. to reduce
9. to be apart from in space or time
10. to die (euphemism)
11. to play (a part)
12. (when used either before or after a verb) to go in order to do sth
13. (after a verb of motion indicates movement away from the speaker)
14. (used after certain verbs to indicate detachment or separation)