含有behind的重要短語
　　1. be behind with 拖欠，拖延，不能如期完成。如：
　　He is never behind with [in] his work. 他工作從不拖拉。
　　He was behind in [with] his rent. 他拖欠了房租。
　　He helped a classmate who was behind with his homework. 他幫助一位沒有按時完成作業(yè)的同班同學。
　　2. be behind in doing sth 做某事不落在后面。如：
　　The boy is behind in handing in homework. 這孩子沒能按時交家庭作業(yè)。
　　He was never behind in offering suggestions. 他提建議從來不落在別人后面。
　　3. from behind 從后面。如：
　　He held her from behind. 他從后面抱住她。
　　They attacked us from behind. 他們從后面攻擊我們。
　　注：有時 behind 是介詞，其后可接賓語。如：
　　He came out from behind the door. 他從門后出來。
　　4. fall behind 落在后面。如：
　　I’ve fallen behind in work. 我工作落后了。
　　Some students dropped behind in their studies. 有的學生在學習上落在后面。
　　5. leave sth behind (某人)走后留下(掉下)某物。如：
　　What have we left behind? 我們走后留下什么了?
　　He left his umbrella behind. 他離開時沒有把雨傘帶走。
　　6. stay behind 留下，在別人后面留下。如：
　　He alone remained behind. 只有他一個人留下沒走。
　　I had to stay behind after school. 放學后我還得留在學校。

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