自行车— Part 1 评分报告

建议: 语法时态和动词形式需要改正，句子结构应更自然并包含一至两句补充细节以丰富回答。例如使用过去时态并说明为什么记得这辆自行车或它对你的意义。注意不要超过五句。

示例: Yes, I did. I had a bicycle when I was ten years old, which my parents gave me for my birthday. It was a bright red bike and I used to ride it to school and around the neighborhood almost every day.

建议: 回答总体不错，内容具体且相关，但有语法和用词错误，部分句子冗长可更精炼。注意主谓一致（bikes）、时态和衔接词的自然使用。可以用一两句总结影响或个人看法，使结构更清晰。

示例: Yes, I think bicycles are very popular in China, especially shared bikes. I often see the yellow shared bikes on the street, and you can unlock one by scanning a QR code with WeChat. This makes short trips very convenient and affordable, and has changed how many people commute while also being better for the environment.

× Yes, I have a bike when I was 10 years old.

✓ Yes, I had a bike when I was 10 years old.

该句中描述的是过去的情况（“when I was 10 years old”），主句也应使用过去时态。原句使用现在时“have”与时间状语不一致，正确应使用过去式“had”。建议：遇到表示过去的时间点或过去经历时，把动词改为过去时。

× I get it on my birthday party.

✓ I got it on my birthday.

这里在叙述过去发生的拿到自行车的动作，应使用过去式“got”而不是现在式“get”。另外，短语“on my birthday party”不自然，通常说“on my birthday”或“at my birthday party”。因为没有提及派对细节，用“on my birthday”更简洁。建议：表示过去事件用过去时；选择合适的介词短语：若强调是派对上获得用“at my birthday party”，若只是生日当天用“on my birthday”。

× Yes, I think bike are very popular in China.

✓ Yes, I think bikes are very popular in China.

主语“bike”与动词“are”在人称数上不一致。原句想表达“自行车（多数）很受欢迎”，应使用复数“bikes”。如果用单数则需改为“is”。建议：注意主语与动词在数上的一致，表示一般现象通常用复数名词。

× I'll often see the yellow share bike on the street.

✓ I often see the yellow shared bikes on the street.

这里描述的是经常发生的事实，应使用一般现在时“I often see”。原句使用将来时“I'll often see”时态不当；此外“share bike”作形容词时应为“shared bike”，且与事实复数匹配为“shared bikes”。建议：表示经常性事实用一般现在时；复合名词或形容词用正确形式（shared 而非 share），且名词与语境一致（复数）。

× You can just skim the QR code with WeChat to unlock one, which makes short trips very convenient and cheap.

✓ You can just scan the QR code with WeChat to unlock one, which makes short trips very convenient and cheap.

动词“skim”用于快速浏览文字或浏览页面，含义不合适；正确动作是“scan”（扫描二维码）。因此应改为“scan the QR code”。建议：注意动词搭配，遇到二维码操作使用“scan”。

× Shared bikes have really changed how people commute for short distance and are also better for environment.

✓ Shared bikes have really changed how people commute for short distances and are also better for the environment.

该句基本使用现在完成时描述已发生的变化是正确的，但存在两处问题：1）短语“short distance”应使用复数“short distances”或改为“short-distance trips”；2）缺少定冠词“the”在“for the environment”之前，英语习惯用“better for the environment”。建议：注意可数名词复数与短语固定搭配，并在谈论环境时使用“the environment”。