how …….. they (split) …………. the household chores
while i (clean ) …………the fridge, my young brother ( sweep ) ……………………. the floor
how …….. they (split) …………. the household chores
while i (clean ) …………the fridge, my young brother ( sweep ) ……………………. the floor
do/ split
am cleaning/ is sweeping
CHÚC BẠN HỌC TỐT
XIN CTLHN Ạ
how ….do…. they (split) ……split……. the household chores
while i (clean ) ……was cleaning…… the fridge, my young brother ( sweep ) ………….was sweeping………… the floor