如果你想问一个美国朋友手中所拿物件的英文名称,你应该说_________.
A:How do you do?
B:How do you spell it?
C:What's this in English?
D:How are you?
①礼貌是交往的通行证 ②我们应尊敬老师
③礼貌是谦恭的态度和言行 ④老师是我们成长路上的引路人