Fill in the prepositions in, on, after, for, of, with, to.1.

Fill in the prepositions in, on, after, for, of, with, to.
1. In the evening my mum is at work. I usually look ______ my younger sister.
2. Pay attention ___ your grammar rules.
3. Children depend ____ their parents.
4. Think ____ your test and dont talk ____ your classmate.
5. The pen is lost. They are looking ____ it everywhere.
6. Tom was operated _____ yesterday. His mother sent _____ medicine for him.
7. Our country is rich ____ any resources.