______ you ever ______ to Boston?
A: Have; been
B: Has; been
C: Have; be
D: Did; been
A: Have; been
B: Has; been
C: Have; be
D: Did; been
举一反三
- _____you ever _____ to Boston? (1.0) A: Did go B: Have gone C: Have been D: Did been
- Have you ever been abroad? Where have you been
- This is one of the best books_______. A: that have ever been written B: that has ever been written C: that has written D: that have written
- Have you ever _____ to the exhibition which _____ for three weeks? A: gone; has been shown B: been; has been on show C: visited; shown D: went; has lasted
- _____<br/>you been to Beijing? A: Have B: Has C: Are D: Did