A. POOA. POOLL B. BALLOO B. BALLOON N C. BOO...

10. - BAI ON TAP KIEM TRA 1 TIET KHOI 10 PHAN TRAC NGHIEM KHACH QUAN
BAI ON TAP KIEM TRA 1 TIET KHOI 10 PHAN TRAC NGHIEM KHACH QUAN
10. a. pooa. pooll b. balloo b. balloon n c. boo c. book k d. too d. toollC.C.