试题详情

---Have you been to Beijing before? ---Yes, I______to Beijing last summer.

---Have you ever been to Beijing?(　　) ---Yes. I _____ there last winter.

you want to go to Beijing this summer vacation? ---Yes, of course. When I heard that I would go to

A: Could you tell me why the flight to Beijing has been( )?

Either you or she_______ going to Beijing this weekend.