2 câu trả lời
$\text { Đáp án: }$
$\text {Students play sports at school during recess.}$
$\text { During school hours, students at school must}$
$\text {study.}$
$\text { Đáp án: }$
$\text {Students play sports at school during recess.}$
$\text { During school hours, students at school must}$
$\text {study.}$