Sửa lỗi sai
1. New laws should be introduced to reduce the number of traffic in the city centre
2. The suits was hanged in the closet when they were returned from the cleaners
3. If either of you take a vacation, we will not be able to finish the work
`1.` number ⇒ amount
`2.` hanged ⇒ hung
`3.` take ⇒ takes
$@bangtann$
chúc bạn học tốt
$1$. number -> amount
$2$. hanged -> hung
$3$. take -> takes