There are fewapples in the basket, are there?He can hardlyswim, can he?They seldomcome late, do they?She rarelyspeaks to you in English, does she?4)含有ought to的反意疑问句，陈述部分是肯定的，疑问部分用shouldn't / oughtn't+主语。He ought to know what to do, oughtn't he? / shouldn't he? 5)陈述部分有have to+ v.(had to +v.)，疑问部分常用don't+主语（didn't +主语）。We have to get there at eight tomorrow, don't we? They had to cross the busy street, didn’t they?6)陈述部分的谓语是used to时，疑问部分用didn't+主语或usedn't+主语。
He used to take pictures there, didn't he?She used to stay up late, usedn’t she? 7)陈述部分有had better+v.疑问句部分用hadn't you? You'd better read it by yourself, hadn't you? You’d better get up early, hadn’t you?