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20 tháng 7 2018

-No it isn't. My old school is much smaller than this is one ( Is)

is your old school much bigger than this is one
-The children are doing the exercises in the classroom ( Where )

where are the children doing the exercises?
-My mother is going to buy three kilos of sugar ( how much )

how much sugar is your mother going to buy?
-Thanh also in Mai and Chi is class

who is Mai and Chi's classmate?
-Our classmate is name is Tuan

what is your classmate's name?