Bike— Part 1 Informe

Sugerencia: 句子有语法和时态混用的问题，表达不够简洁连贯，且有重复。回答应以主题句开头，随后用一两句具体细节支持，并注意时态一致与句子简洁。可以把冗余片段删掉并用连接词让逻辑更清楚。

Ejemplo: Yes, I had a bike when I was a child. I received it as a birthday present from my grandparents when I was ten, and I learned to ride it before that. After I got it, I often rode it to school every day because it was convenient and saved time.

Sugerencia: 回答观点明确，但存在重复词（"wealthy wealthy"）和句子未完结的问题；内容可以更具体并加入对比或现在情况的看法。建议先给直接回答，再用一两句具体原因或比较来支持，使用连接词使逻辑更流畅。

Ejemplo: Yes, bikes used to be very popular in China because they were affordable and practical for everyday travel. However, with rising incomes and more cars on the road, many people now prefer motor vehicles or public transport, although bikes remain common in some cities for short trips.

× Yes, I got a bike when I was ten year old.

✓ Yes, I got a bike when I was ten years old.

句中“ten year old”缺少复数形式和连字符或复数词尾。表示年龄时应使用复数“years”或复合形容词“ten-year-old”。因此改为“ten years old”。（建议记住：表示年龄用“x years old”）

× It's a birthday gift from my grandparents.

✓ It was a birthday gift from my grandparents.

上下文讲过去发生的事情，叙述应使用过去时而不是现在时“It's”。因此应将“It's”改为过去时“was”。（建议：叙述过去事件时统一使用过去时态）

× Before that I learned how to ride a bike and so when I got bike I just ride I just rode it to go to school every day so it's

✓ Before that I learned how to ride a bike, and so when I got the bike I just rode it to go to school every day.

原句存在多个问题：1) “when I got bike”缺少冠词，应为“the bike”（冠词错误，列为过去分句问题也关联第17项）；2) 句中混用了现在时“ride”和过去时“rode”，应统一使用过去时“rode”；3) 句尾多余“so it's”与上下文时态不符，删除即可。改正后用过去时完整描述过去习得并使用自行车的动作。（建议：描述过去的连贯叙述全部使用过去时，注意冠词“the”用于特指之前提到的物品）

× Do you think bikes are popular in your country? Student: Yes, bikes used to be very popular in China because at that time people were not living a very wealthy wealthy lives, so the bicycles were more cost effective and affordable. So at that time people just

✓ Yes, bikes used to be very popular in China because at that time people did not live very wealthy lives, so bicycles were more cost-effective and affordable.

句中时态和表达问题：1) “were not living a very wealthy wealthy lives”不自然，应改为一般过去时“did not live”来表达过去的情况；2) “a very wealthy lives”结构混乱，去掉冠词“a”并使用复数“lives”；3) “the bicycles”改为泛指“bicycles”；4) “cost effective”用连字符“cost-effective”。（建议：描述过去习惯或状态用“used to”或一般过去时，注意名词单复数和冠词，复合形容词用连字符）