8 предложений + - ? с модальными глаголами Need should must have to

Need +I need a doctor. -I needn't a doctor ? Need me a doctor? Should +We should think about wild life more ofen. -We shouldn't think about wild life more ofen ? Should we think about wild life more ofen. Must +You must leave this city tomorrow -You mustn't leave this city tomorrow ? Must you leave this city tomorrow   Have to +they have to read 4 books - They dont have to read 4 books ? Do they have to read 4 books?