關於fourthsofthesurfaceo的百科

• Three­fourthsofthesurfaceoftheearth

• 問題詳情：Three­fourthsofthesurfaceoftheearth________coveredbywater.A．is            B．are                          C．were              D．hasbeen【回答】A 知識點：一般現在時及其被動式題型：選擇題...
• 2019-09-1211766