他没有礼貌。
His friends will think he is lacking in manners, and they will be right.
他的朋友会觉得他没有礼貌，而且，他们是正确的。
At present, bad moral manners and moral tendency that exist in middle school students lie in the following aspects: Severely lacking of self-control and indiscipline;
目前在中学生身上存在的不良道德行为和倾向主要有以下方面：严重的缺乏自律自制，没有纪律观念；
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