Mostoftheevidencewasdestroyedinthefire,thus

問題詳情：

 Most of the evidence was destroyed in the fire, thus ______ it almost impossible to prove the   murderer guilty.

  A. making                        B. to make                    C. having been made      be made

【回答】

A

知識點：非謂語動詞

題型：選擇題