1.there are ten trees in the garden (ten trees gạch chân)
how many  trees are there in the garden

2.my brother in his coffice (in his coffice gạch chân)
where is your .my brother 

3.his father is a businessman (a businessman gạch chân)
what is his father's job 

4.her hair is black (black gạch chân)
what coulour is her hair