...THE BIRTDAY ... LAN’S MOTHER , SHE MADE HER A B...

7 . - BAI KIEM TRA 1 TIET ANH 7
BAI KIEM TRA 1 TIET ANH 7
7 . ...the birtday ... Lan’s mother , she made her a big cake . A . on / of B . at / of C . to / of D . on / to