Bike— Part 1 채점 보고서

제안: 回答需直接回应问题并且语法准确。此答案存在多处语法错误与表意不清（如“I don't have a child when I was AI”），信息混乱且重复。改进要点：1) 开门见山，用一句话直接回答（肯定或否定）。2) 用一到两句补充具体原因或经历（例如为什么没有自行车、是否学过骑车、记忆中的细节）。3) 使用正确时态和主语，使句子清晰连贯。4) 控制长度不超过5句，避免重复。

예시: No, I didn't have a bike when I was a child. I never learned to ride because my parents were worried about traffic near our home. As a result, I usually walked to school or took the bus with my friends.

제안: 答案总体能回答问题，但存在语法和表达不准确、句子冗长与重复（如“it's good to ride a bike because it's so good environment”）。改进要点：1) 首句直接给出观点。2) 使用连接词（for example, because, so）组织支持细节。3) 提供具体细节（共享单车的普及率、使用方式、环境与健康方面的好处）。4) 避免口语化缩写（'cause），保持句子简洁清楚。

예시: Yes, bikes are quite popular in my country. For example, many cities have public bike-sharing systems that let you unlock a bike with your phone. People often choose bikes because they are cheap and environmentally friendly, and they can avoid traffic during rush hour.

× Well, actually I don't have a child when I was AI, don't have a bike when I was a child because I don't know how to ride a bike.

✓ Well, actually I didn't have a bike when I was a child because I didn't know how to ride one.

问题类型：现在时/一般过去时错误。原句混用现在时（don't have / don't know）与过去时间状语（when I was...），应全部使用过去时。建议将动词改为过去式：didn't have, didn't know；并删除不合适的短语“when I was AI”，使用逻辑一致的时间表达。

× Yes, in my country the bikes are quite popular 'cause we have shared bikes in our road and we can just scan the scanner and to ride the bike and it's good to ride a bike because it's so good environment.

✓ Yes, in my country bikes are quite popular because we have shared bikes on the roads. We can just scan a code to unlock a bike, and it's good for the environment.

问题类型：现在时使用与其他语法问题。原句中有多处不当时态和搭配：用『we have』描述常态可以保留现在时，但介词、词序和不定式使用错误需要修正。建议：使用 on the roads（而不是 in our road）、scan a code（而不是 scan the scanner）、to unlock/scan a code to unlock（删去不必要的 to），并用 good for the environment 表达“对环境有好处”。