HereturnedtoElephantIsland

問題詳情：

 He returned to Elephant Island ______ the crew he ______to abandon.  

A. rescuing, had been forced                B. rescuing, was forced

C. to rescue, was forced                         D. to rescue, had been forced

【回答】

D

知識點：動詞時態與語態

題型：選擇題