試題選項拼字練習 (98年指考第4題)
98年指考第4題
請按滑鼠或字鍵選出正確或最適當的答案:
No one knows how the fire broke out. The police have started an _____ into the cause of it.
參考詞彙 附 錄第一級第二級第三級第四級第五級第六級