Modals: must, have to, should, should have - passive


1)
▄▄▄▄▄ ▄▄▄▄▄
▄▄▄▄▄ ▄▄▄▄▄ ▄▄▄▄▄ ▄▄▄▄▄ ▄▄▄▄▄

▄▄▄▄▄ ▄▄▄▄▄