Whateverthecauseoftheheatmaybe,wedoknowthattheearthgets...

問題詳情：

Whatever the cause of the heat may be, we do know that the earth gets hotter       down we dig.

A．further           B．the farther           C．the farthest          D．the furthest

【回答】

B

知識點：形容詞

題型：選擇題