What is your first class in monday?

->on

I goes to school on 6:45

->at

She have her breakfast at home

->has

Does you play sports?

->do

when do we has history?

->have

Does she wash she face?

->her

What time she get up?

->time does she

How many floors does your school has?

->have

this is Nga school

-> Nga's school

Is Nam's school at the country?

->in

What is your first class in ( on ) Monday ?

I goes to school on ( at )

She have her breakfast at home 

Does ( do ) you play sports ?

When do we has ( have ) History ?

Does she wash she ( her ) face ?

What time ( does ) she get up ?

How many floors does your school has ( have ) ?

This is Nga's school .

Is Nam's school at ( in ) the country ?