Recent engineering developments have made \_\_\_\_ to recycle coffee ashes into reusable fabric.
Apossible, and
Bit is possible
Cthe possible
Dit possible正確答案
答案與詳解
為什麼答案是 D
it 為虛受詞，代指後方的真正受詞（to recycle...），possible 為受詞補語，符合 make it possible to V 的正確句型。
載入中…
