用英语单词造句,join ,protect,saved ,as well as,alive,produce,breath

用英语单词造句,
join ,protect,saved ,as well as,alive,produce,breathe ,(be)interested in ,hectare ,每个单词造两句

We will join you.
We will protect you.
We have saved her.
I will go to buy a pen as well as a ruler.
Thank god!We are alive.
This factory produces many pens every year.
After an excited match,she breathed quickly.
He is interested in football.
The area of the school is 5 hectare.