Bike— Part 1 채점 보고서

제안: 回答缺乏语法正确性和表达清晰性。要点：1) 用一到两句直接回答问题并陈述原因；2) 修正时态与语法（如“I was always afraid of falling”）；3) 使用衔接词把原因连接起来并给出具体细节；4) 控制在不超过5句内，自然流畅。示例结构：直接回答 + 具体原因（什么时候、为什么） + 简短补充。

예시: Yes, I did. I had a bike when I was a child, but I was always afraid of falling off, so I didn’t ride it much. For example, I fell once and hurt my knee, which made me cautious for a long time.

제안: 回答信息不够具体且有语法与连贯性问题。要点：1) 先用一句话总述观点；2) 用衔接词(例如“for example”或“in cities like…”)给出具体例子和数据或对比；3) 避免句子残缺，保证完整句子和正确词序；4) 控制句子数量与长度，保持自然表达。

예시: Yes, I think bikes are still quite popular in my country. For example, in big cities like Shanghai and Beijing, many people commute by bike or e-bike because it is cheap and often faster than driving during rush hour.

× Yes I did. I remember in the past I always afraid of playback because I was afraid of I will get painful.

✓ Yes, I did. I remember in the past I was always afraid of riding a bike because I was afraid I would get hurt.

问题归类为“动词 + -ing 形式”（ID 8）以及与时态/情态动词使用相关的错误。原句中“always afraid of playback”中的“playback”不合适，应该用表示“骑自行车”的短语“riding a bike”，且“afraid of”后应接动名词（-ing 形式）。另外，“I was afraid of I will get painful”结构错误：‘afraid of’后不接一个完整从句，且‘I will get painful’用法不自然，正确应为‘I was afraid I would get hurt’，使用过去将来（would）与前面过去时态保持一致，并用‘get hurt’表示受伤。建议：在“afraid of”之后用动名词（如 ‘afraid of riding’）；在表达过去的担心时用‘was afraid (that) + would + 动词’，或省略that。

× Yes, of course. You know many of cities such as Shanghai, Beijing, where as enormous persons they go to work or go to school by bike every day.

✓ Yes, of course. You know many cities, such as Shanghai and Beijing, where large numbers of people go to work or to school by bike every day.

问题归类为“介词/短语使用错误”（ID 11）和搭配错误。原句中‘many of cities’是错误搭配，应为‘many cities’；‘such as Shanghai, Beijing, where as enormous persons’结构混乱，‘as enormous persons’不合适，应使用‘large numbers of people’或‘many people’来表达大量人。还需要在列举城市时用逗号并用‘and’连接。建议：使用正确搭配‘many cities’；用‘such as A and B’列举；用固定表达‘large numbers of people’或‘many people’来代替不自然的短语。

× Even the cities will decide the.

✓ Even the cities will decide this.

问题归类为“句子结构错误”（ID 26）。原句‘Even the cities will decide the.’不完整，缺少宾语或指代对象，‘the’后必须跟名词但此处缺失。根据上下文可能想表达‘甚至城市也会做决定（比如修建自行车道等）’，可以补为‘Even the cities will decide this’或更明确地写成‘Even the city governments will decide to build bike lanes.’。建议：确保句子完整，提供必要的宾语或用明确名词替代模糊代词。