Youshouldkeep的精選

問題詳情：Youshouldkeep_______whilelearningEnglish. A.topractice   B.practices  C.practiced    D.practicing【回答】D知識點：動詞和動詞短語題型：選擇題...

問題詳情：單項填空Youshouldkeep       recordofyourexpense.  A.a         B.an         C.the             D.that【回答】 A  考查固定短語。keeparecord是一個固定短...