Writing prompt: Care About the Environment

Student essay:
Nowadays,poison gases which are let out from cars or factories and the excessive disafforestation in many countries lead to a worse and worse air quality.What's more,some big cities are seriously polluted.As for people,they inhale the toxic air pollutant which will cause lung cancer or other disease and then do harm to their body.Therefore,actions like controlling the quantity of cars and banning the factories from discharging pollution need to be taken immediately.Last but not least,using public vehicles like buses or walk when you're out is also a proper way to protect our environment.

Corrected essay:
Nowadays, poison gases which are let out from cars or factories and the excessive deforestation in many countries lead to worse and worse air quality. What's more, some big cities are seriously polluted. As for people, they inhale the toxic air pollutants which will cause lung cancer or other diseases and then do harm to their bodies. Therefore, actions like controlling the number of cars and banning factories from discharging pollution need to be taken immediately. Last but not least, using public vehicles like buses or walking when you're out is also a proper way to protect our environment.

Error analysis:
error_sentence: Nowadays,poison gases which are let out from cars or factories and the excessive disafforestation in many countries lead to a worse and worse air quality.
correct_sentence: Nowadays, poison gases which are let out from cars or factories and the excessive deforestation in many countries lead to worse and worse air quality.
error: disafforestation
correction: deforestation
error_type: Spelling Error
error_severity: 2
error_description: Spelling Error: According to the sentence meaning, the intended expression here is “deforestation”; therefore, 〈disafforestation〉 is a misspelling of 『deforestation』, and needs to be changed to 『deforestation』 to make the sentence coherent.
error_sentence: Nowadays,poison gases which are let out from cars or factories and the excessive disafforestation in many countries lead to a worse and worse air quality.
correct_sentence: Nowadays, poison gases which are let out from cars or factories and the excessive deforestation in many countries lead to worse and worse air quality.
error: a
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English grammar rules, articles are not needed before uncountable nouns; in the original sentence, 〈air quality〉 is an uncountable noun, so the redundant article 〈a〉 is deleted to conform to English grammar.
error_sentence: As for people,they inhale the toxic air pollutant which will cause lung cancer or other disease and then do harm to their body.
correct_sentence: As for people, they inhale the toxic air pollutants which will cause lung cancer or other diseases and then do harm to their bodies.
error: pollutant
correction: pollutants
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to the context, 〈pollutant〉 in the original sentence should be in the plural form 『pollutants』 to indicate multiple air pollutants; therefore, 〈pollutant〉 should be changed to 『pollutants』 to fit the context.
error_sentence: As for people,they inhale the toxic air pollutant which will cause lung cancer or other disease and then do harm to their body.
correct_sentence: As for people, they inhale the toxic air pollutants which will cause lung cancer or other diseases and then do harm to their bodies.
error: disease
correction: diseases
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to the context, 〈disease〉 in the original sentence should be in the plural form 『diseases』 to indicate multiple diseases; therefore, 〈disease〉 should be changed to 『diseases』 to fit the context.
error_sentence: As for people,they inhale the toxic air pollutant which will cause lung cancer or other disease and then do harm to their body.
correct_sentence: As for people, they inhale the toxic air pollutants which will cause lung cancer or other diseases and then do harm to their bodies.
error: body
correction: bodies
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to the context, 〈body〉 in the original sentence should be in the plural form 『bodies』 to indicate multiple people's bodies; therefore, 〈body〉 should be changed to 『bodies』 to fit the context.
error_sentence: Therefore,actions like controlling the quantity of cars and banning the factories from discharging pollution need to be taken immediately.
correct_sentence: Therefore, actions like controlling the number of cars and banning factories from discharging pollution need to be taken immediately.
error: quantity
correction: number
error_type: Noun Error
error_severity: 2
error_description: Noun Error: According to the context, the sentence meaning here is “quantity”; 〈quantity〉 is used for uncountable nouns, while 〈cars〉 is a countable noun, so 〈quantity〉 needs to be changed to 『number』 to fit the context.
error_sentence: Therefore,actions like controlling the quantity of cars and banning the factories from discharging pollution need to be taken immediately.
correct_sentence: Therefore, actions like controlling the number of cars and banning factories from discharging pollution need to be taken immediately.
error: the
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English grammar rules, the definite article 〈the〉 indicates specificity; 〈factories〉 here refers to all factories in general, not specific ones, so the definite article 〈the〉 is not needed; therefore, 〈the〉 is deleted to conform to grammar rules.
error_sentence: Last but not least,using public vehicles like buses or walk when you're out is also a proper way to protect our environment.
correct_sentence: Last but not least, using public vehicles like buses or walking when you're out is also a proper way to protect our environment.
error: walk
correction: walking
error_type: Nonfinite Verb Form Error
error_severity: 3
error_description: Nonfinite Verb Form Error: According to English grammar rules, when a verb acts as a subject, the gerund form is required; therefore, in the original sentence, when the verb 〈walk〉 acts as a subject, it needs to be in the gerund form 『walking』 to conform to grammar rules.