Complete the sentences using the correct modal verbs. 1.some people .... work at night.2.i watch TV all the time. I....stop it.3.Fidan's granny is ill.she ....visit her.4.Today is my little brother's birthday. I ... send him a card.5.they have no story books.they .... go to the book shop.6.Elvin is so pale.he.... have some fresh air.