because it is my first time _______( to eat food )

because it is my first time _______( to eat food )
because it is my first time _______( to eat food )

because it is my first time _______( to eat food )
Because it is my first time eat food.因为这是我第一次吃东西.
it is first time+to do 第一次做什么.是固定搭配.