—The Summer Palace is wonderful. Have you ever visited any other interesting places?

—Yes. Also, we _________ to the Great Wall.

     A. have gone     B. have been     C. had gone     D. had been

 -- Have you ever been to Shanghai, Mary?

   -- Yes. I _______ there for three clays with my parents last month.

      A. have gone           B. have been          C. went               D. was

Sanya is a beautiful city. I          there twice.

A. have gone        B. have been         C. have gone to       D. have been to

Mrs. Smith isn’t here. She _______ to the station to meet her husband.

          A. has gone          B. has been          C. goes