Herlittlesonfellofftheboatintothewaterduetohercareless...

問題詳情：

 Her little son fell off the boat into the water due to her carelessness. The mother couldn’t help ________ because she couldn’t help ________ her son out of the danger.

  A. crying; to save  B. crying; saving        

  C. to cry; to save            D. cry; saving

【回答】

A

知識點：非謂語動詞

題型：選擇題