Объяснение:
1. c
You should sit in the library
2. d
You should do more exercises
3. e
You should drink some water
4. f.
You should get a job
5. b
You should drink some hot lemon
6. a
You should look for them
7. h
You should eat something
8. i
You shouldn't talk
9. g
You should talk to your teacher