問題詳情

二、文法測驗【請在下列各題中選出最適當的答案 【請在下列各題中選出最適當的答案】9. The firefighters spent ten hours _______ out the forest fire.
(A)put
(B)to putting
(C)putting
(D)be put

參考答案

答案:C
難度:簡單0.802377
統計:A(30),B(62),C(540),D(8),E(0)

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