Itisacknowledgedthataniphone5,

問題詳情：

 It is acknowledged that an iphone5, ________ to be most useful and fashionable, is what many teenagers are dying for.

A. consider                  B. considered    C. considering  `            D. to be considered

【回答】

B

知識點：非謂語動詞

題型：選擇題