1. I
2. me
3. my

1. it's not important
2. it's nothing
3. never mind
4. to have nothing to do
5. to be free
6. to be all right (out of danger or trouble)

1. to touch briefly; to tap
2. to mark with a dot; to check off (on a list)
3. to order (food etc); to select
4. to mention; to bring up (a topic or person)
5. to hint at; to imply
6. to administer (eye medicine etc) in drops
7. to light (a fire, a lamp etc); to ignite
8. to nod (one's head) in agreement; to beckon by moving (one's hand) up and down
9. point; dot; spot; speck
10. dot stroke in Chinese characters
11. (math.) decimal point
12. point in time or space
13. (after a number) o'clock
14. a small amount; a bit; (after a verb or adjective) a bit more
15. classifier for small amounts

classifier: 個

1. to yield
2. to permit
3. to let sb do sth
4. to have sb do sth
5. to make sb (feel sad etc)
6. by (indicates the agent in a passive clause, like 被 bèi)

1. to learn
2. to study