問題詳情

22. Little Cathy was not sure ______ that strange old man was still following her, but she was just.
(A) when ; too tired to see him
(B) whether ; too scared to look back
(C) if ; too scary to watch
(D) what ; too afraid not to walk

參考答案

答案:B
難度:計算中-1
書單:沒有書單,新增

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