Step 4 Learn about the tag questions
5. 如果陈述部分是以代词one作主语，附加疑问句中的主语在正式场 合用one，非正式场合用you, 在美国英语中，在非正式场合还可以用 he。 One can't be too careful, can one?( 或can you?) One should do his duty, shouldn't he?
Step 4 Learn about the tag questions
8. 陈述部分带有seldom, hardly, never, rarely, few, little, nowhere, nothing等否定词或半否定词时，附加疑问部分的动词用肯定形式。 Bob rarely got drunk, did he? Few people know him, do they? She seldom goes to the cinema, does she? 如果陈述部分的否定词带有否定前缀，那么，该陈述部分作肯定处理， 附加疑问部分一般仍用否定形式。如： He was unsuccessful, wasn't he? Tom dislikes the book, doesn't he?
This is important, isn't it?
Give me some cigarettes, will/won't you?
Step 3 Practise in pairs
Use the tag questions to role-play one of the situations below.
Step 4 Learn about the tag questions
