WhatareyoudoingLiLei的精選

問題詳情： －Whatareyoudoing,LiLeiandZhangPen?  －Weare________aplanforthetriptoTibet.     A.gettingon   B.workingon   C.comingon     D.working   【回答】B知識點：動詞和動詞短語題型：選擇...