__________aroundtheWaterCube,wewerethentakentoseetheBird'sNestforthe2008olympicGames.
A.Having shown B.To be shown C.Having been shown D.To show正确答案C
__________aroundtheWaterCube,wewerethentakentoseetheBird'sNestforthe2008olympicGames.
A.Having shown B.To be shown C.Having been shown D.To show正确答案C