---- Can I see the headmaster at the moment, please ? ---- I'm afraid not. He ________ out. He ________ in 10 minutes.
一What does your brother do? —He is university student.
In a library, which sign can you see on the wall?
My science teacher told us that the earth around the sun.
---Would you mind basketball here? ---Sorry. We’ll go and play it on the playground.
---Excuse me. Could you tell me ? ---$328.