1.Вставь глаголы have to (has to) и must:
a)I ______ feed my cat. It’s my duty.b)My sister _______ work on Sundays.c)My granny asks me to weed the garden. I ______ do it.d)I want to get a good mark at school. So, I _____ study harder. e)Kate’s mother cooks dinner every day. Kate thinks “I _______ help my mother!”