Вопрос по английскому языку:

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 don’t 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.