–What do you think of the man?--I find _____ difficult to work with him.
That boy is not to go to school. He is only three years old.
Now old Henry is very sad, so he doesn't want to do .
The little boy is very fat eating too much food.
I’m ___ duty today. I must clean the classroom _____ school.
— ___ day is it today? — It’s ________.