Написати 5-10 речень з must, mustn't,

You must read a book once a day.
I need a water.
She must not drink alcohol.
He need a pen on for nex lesson 
You must be there one time
My mom must coock a dinner
I need my worbook to do home work
Dad must pick up after school 
i must learn English for my future
I must not eat much sweets