Quantitiesofsoil        inthearea,resiillingintheincrea...

問題詳情：

Quantities of soil         in the area, resiilling in the increasing

   number

   A. is washed away    B. have washed away

   washed away   D. have been washed away

【回答】

D

知識點：主謂一致

題型：選擇題