# 7ជ្រើសរើសMEP 4 students __________ some sandwiches and fresh fruit to have for lunch yesterday.boughtbuyedbuysbuied
# 12ជ្រើសរើសTeacher Baitoey __________ to school for a week last month.didn’t comedidn’t camedidn’t comeddidn’t camed
# 17អូអិចThis sentence is in the Past Tense or not? “Teacher Gao throw the stone at me this afrternoon.”