Whatapity!ImissedmeetingthesingerattheairportbecauseIwa...

問題詳情：

What a pity! I missed meeting the singer at the airport because I was_____ in the traffic jam.

A. broken up    B. kept back      C.  held up     D. kept up

【回答】

B

知識點：詞組 短語

題型：選擇題