What do you think was the most important invention in history?
학생이 쓴 원문
I think penicillin is the greatest invention. Penicillin was the first antibiotic in mankind, increasing the life of humans. Before penicillin, many people died young from infectious diseases. Penicillin has made it easy to treat most diseases. If you think about Covid-19 now, you\'ll realize how important this vaccine is.
강사 첨삭
Hi Steve! All inventions serve a purpose to everyone. They are made to make our lives more convenient although there are some that stand out to us the most. Thanks for sharing yours :)
PS: You\'re writing skills are getting better day by day. Good job! ^^
Thank you for making an effort in answering your homework for today. You did an awesome job! I\'m so proud of you. Please read all the corrections I wrote down below and analyze them. I know you can do it. See you soon!
I think penicillin is the greatest invention.
>>CORRECT
Penicillin was the first antibiotic in mankind, increasing the life of humans.
>> CORRECT
Before penicillin, many people died young from infectious diseases.
>> CORRECT
Penicillin has made it easy to treat most diseases.
>> CORRECT
If you think about Covid-19 now, you\'ll realize how important this vaccine is.
>>CORRECT
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