Asweallknowit的精选

问题详情：Asweallknow,it’snotpolitetokeepothers_____foralongtime.A.wait    B.waited    C.towait    D.waiting【回答】D【解析】考查点：固定短语的用法。解题思路：固定短语keepsb.doingsth.意为“使某...