4. Fill in the gaps with the correct preposition.

1. A: I think I might come down with a cold. B: You should take some rest and drink warm tea. 2. A: I came across an interesting book at the library. B: What is it about? 3. A: Have you heard of the new café in town? B: Yes, everyone is talking about it! 4. A: Can you come over to my house after school? B: Sure! What time should I come? 5. A: I know from experience that studying helps on tests. B: Yes, I always study before exams too.