-Whatareonshowinthemuseum?  -Somephotos

問題詳情：

 -What are on show in the museum?

   -Some photos _____by the children of Yushu, Qinghai.

A. have been taken   taken       C. are taken          D. taken

【回答】

D

知識點：動詞時態與語態

題型：選擇題