mark the letter a,b,c or d to indicate the underlined part that needs correction in each of the following questions.
1. Hung spends most of his free time playing computer's games.
A B C D
2. People are living longer so there are more and more many old people.
A B C D
3.One of the world's largest libraries are the United States' Library of ...
A B C D
Các bn giúp mình với mình cảm ơn
1. computer's => computer
2. many => bỏ
3. are => is