英语翻译

当陈述部分有 ought to时, 反意疑问句附加部分用 ought或should.
We ought to start at once, oughtn’t we?
We ought to start at once, shouldn’t we?
Such things ought not to be allowed, ought they?
Such things ought not to be allowed, should they?
当陈述部分有 have to 时, 反意疑问句附加部分用助动词do的某种形式.
e.g. Jack has to go there on foot, doesn’t he?
We have to get up early, don’t we?
但:have got to...,have ...?
当陈述部分含有 must 时, 要注意 must 的含义.表示 "一定要, 必须"时, 反意疑问句附加部分用mustn’t 或 needn’t
He must work hard at physics, mustn’t he?
Youmust renew the book, needn’t you?
表示推测 "一定是, 必定是"时, 反意疑问句附加部分有下列情况:
A). 当陈述部分有 must be...时, 反意疑问句附加部分用 be的现在时态.
He must be very tired, isn’t he?
He must be working hard at the office, isn’t he?
B). must have + 过去分词 表示对过去的推测
a). 单纯表示对过去的推测, 与现在无关, 反意疑问句附加部分用过去式.
b). 表示对过去的推测且影响到现在或持续现在, 反意疑问句附加部分用现在完成式.
He must have come yesterday, didn’t he?
You must have studied English for years, haven’t you?
He must have lived here at least ten years, hasn’t he?

陈述部分含有 need, dare 的反意疑问句
A). 当 need, dare 为普通动词时,反意疑问句附加部分用助动词 do 的某种形式.
e.g. He needs help, doesn’t he?
B).当 need , dare 为情态动词时, 反意疑问句附加部分用其本身.
e.g. We needdo it again, needn’t we?
He dare not say so, dare he?
当陈述部分有 needn’t 时, 反意疑问句附加部分一般用 need有时可用 must.
e.g. He needn’t do that, need he?
He needn’t do that, must he?

当陈述部分谓语有 had better 时, 反意疑问句附加部分用 shouldn’t /hadn’t
e.g. You'd better put on your coat, shouldn’t you?
You'd better put on your coat, hadn’t you?
We had better go right now, shouldn’t we?
We had better go right now, hadn’t we?
. 当陈述部分谓语有 would rather 或 would like to 时,反意疑问句附加部分用 wouldn’t+ 主语.
He would rather read the text ten times than recite it, wouldn’t he?
You'd like to have some bananas, wouldn’t you?