當前位置:國文幫>習題庫>

—Whydoestheriversmellterrible?—Becauselargequantitiesof...

習題庫 閱讀(2.78W)

問題詳情:

—Whydoestheriversmellterrible?—Becauselargequantitiesof...

—Why does the river smell terrible?

—Because large quantities of water ________.

A.have polluted  B.is being polluted

C.has been polluted  D.have been polluted

【回答】

D 

知識點:現在完成時及其被動式

題型:選擇題

熱門文章