31、句型 31：keep sb. / sth. ＋adj./ V-ing/ 介詞補語/ adv. You must keep your classroom clean. 你們必須保持教室干凈。 Sorry to have kept you waiting. 對不起，讓你久等。 Can you keep him in the room
1、句型1：There＋be ＋主語＋地點狀語/ 時間狀語 There s a boat in the river. 河里有條船。 2、句型2：What s wrong with＋sb. / sth. ？ What s wrong with your watch？你的手表有什么毛��？ 3、句型3：How do
