6) $\text{ That building is the tallest in the city}$
7) $\text{ How much milk does your mother want for the dinner?}$
8) $\text{ Is there any bottles of water in the kitchen?}$
9) $\text{ Mai's classroom has twenty desks and it on the fifth floor}$
10) $\text{ Why don't we go camping for change this a weekend?}$