I think tofu is good _____ your health, Do you agree _____me? [ ]

__________ if they have the party today?—Half the class won’t come.

Mike lost his key. ______ couldn’t enter the room.

How many students are there in your class? — Forty，and ________ of us are girls.

Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday.