fill in the with the correct preposition.1. I am interested..... learning

fill in the with the correct preposition.
1. I am interested..... learning about other cultures.
2.The street were crowded...
people.
3. I know a few people who believe.... superstitions.
4. My sister is afraid.... spiders.
5. We can't wait....Christmas to come.
(пишите пожайлуста срочно нада)плизз