Thesmallboatwasalmostsunkbythedinosaurswhichsuddenly

問題詳情：

 The small boat was almost sunk by the dinosaurs which suddenly ________ to the surface, fighting each other, but fortunately the three men ________  get away.

A. rose; could                                    B. rose; were able to

C. arose; could have been able to                    D. raised; could have

【回答】

B

知識點：一般過去時及其被動式

題型：選擇題