Jackwantedtoknow

問題詳情：

Jack wanted to know __________ when I reached the cinema last week.

  A. how long had the film been on                 B. how long had been on the film

  C. how long the film had been on                 D. the film had how long on

【回答】

C

知識點：賓語從句

題型：選擇題