THE CHILDREN ARE FORCE TO WORK ……12 HOURS A DAY, 7 DAYS A WEEK IN...

21. - 100 CAU TRAC NGHIEM FOR 9 P
100 CAU TRAC NGHIEM FOR 9 P
21. The children are force to work ……12 hours a day, 7 days a week in the factories a. to b. up to c. till d. during