日日人人_亚洲美女在线视频_av手机在线播放_国产大片aaa_欧美中文日韩_午夜理伦三级

When _____, the museum will be open to the public next year.  

  A. completed                 B. completing                     C. being completed          D. to be completed

When ________, the museum will be open to the public next year. 

     A. completed      B. completing        C. being completed   D. to be completed

When __________, the museum will be open to the public next year.

A. completed    B. completing   C. being completed    D. be completed

When ____ , the museum will be open to the public next year.

A. completed B. completing C. being completed D. to be completed