动词/形容词使用错误

20.7%

1) Besides I think living [in a big] city, um, we can have more friends because live [living，动词使用错误] in [the-冠词丢失] city.

2) won’t [can’t-情态动词误用] see them

3) and having [have-动词错误] meals

4) high [good] air quality

5) have more [many-形容词错误] people

代词使用错误

3.5%

1) First. You [I-代词使用错误] can expand my friend circle.

because there [it-代词错误] is a quiet [place-名词缺失]

用词不当

1.7%

living in the urban is a terminal [ultimate] aim

主谓一致

5.2%

1) There is [are] many things we can do.

2) a big city have [has]

成分残缺，句子不完整

6.9%

One of the reason [reasons-用词不当] is that living in big city can [help us-句子成分残缺不全-缺宾语] obtain success ……

句式结构错误

12.1%

1) there has been [there are-句式结构错误] a few [few-用词不当] activities

2) a big city have the advanced medical level [客观存在应用there be句式there is an advanced medical level in a big city]