I must read this book.
I must go to grandparents.
I must go to bed.
You must listen to me just now.
They must not be late.
He must do his homework.
She has to take her younger brother from the kindergarten.
We always have to clean our room ourselves.
They will have to cook a pie for tomorrow.
I had to bring his cooy-book.
Jane has to find my bracelet.
My dad has to go to the job.