一、 in front of,表示在一物外部的前面,而不是在一空间内的前部,比如在房前。 We gave her the quilt in front of the house. 我们在房前把被子送给了她。 We are standing in front of the car.我们站在汽车前面。 She is standing in front of the blackboard.她站在黑板前面。 I stood for a few moments in front of the nearest shop window. 我在最近的一家商店的橱窗前站了一会儿。 They put a screen in front of me so I couldn't see what was going on. 他们在我面前竖了一面屏风,所以我看不到发生了什么事情。 He is in front of us.他在我们前面。 二、in the front of,表示在一样内部空间的前部,比如司机在汽车前排开车,老师在教室内前面讲课。 The baby and I were in the front of the car.宝宝和我在车子前排。 She is standing in the front of the classroom.她站在教室前面。 There is a table of contents in the front of a dictionary. 词典的开头有目录表。 I'd like a seat in the front of the plane. 我想要靠飞机前段的的座位。 If your cramp is in the front of your thigh, then bend your knee. 如果你是大腿前侧抽筋,弯曲膝盖。