Друзья помогите пожалуйста!)

Вставьте подходящие по смыслу местоимения.

Mary is doing … homework.
We have … English lesson in the evening.
Mark is putting on … rain-coat.
I often do … homework.
This lady’s surname is Smith. What’s … first name?
Please sit down. Is it … document?
They do … morning exercises in the open air.