ChinarecentlytighteneditswaterscontrolsneartheHuangyan...

問題詳情：

 China recently tightened its waters controls near the Huangyan Island to prevent Chinese fishing boats _______ in the South China Sea.

    A. being attacked                    B. to be attacked

C. attacking                        D. to attack

【回答】

A

知識點：非謂語動詞

題型：選擇題