A. CONCERNED B. RECEIVED C. ATTACHED D. CONCEALED GROUP
4. A. concerned
B. received
C. attached
D. concealed
Group: https://www.facebook.com/groups/tailieutieuhocvathcs/
4. A. concerned
B. received
C. attached
D. concealed
Group: https://www.facebook.com/groups/tailieutieuhocvathcs/