① used to用在句中时,也可用usen’t 或usedn’t来引起反意疑问句。
He used to swim in winter, didn’t he? = He used to swim in winter, usen’t he?
② 当陈述句中的主语为everybody, everyone, anyone, nobody, none, no one时,疑问部分通常要用they来代替。
Everybody admires him, don’t they?Everybody admires him, don’t they?
③ 如果陈述句部分已经用了表示否定意义的词,如never, nothing, hardly,那么疑问部分应该使用肯定形式。
He never speaks loudly, does he?
He never speaks loudly, does he?
④ 当陈述句部分的主语为everything, nothing, anything, something时,疑问部分的主语要用it.
Something is wrong with the machine, isn’t it?
Everything is in good order, isn’t it?
⑤ 祈使句的反意疑问句部分要用shall, will。
Let’s表示第一人称的祈使句,所以反意疑问句为“shall we?”, let me 和let us表示第二人称的祈使句,反意疑问句为“will you?”,其他行为动词引起的祈使句,反意疑问句都为“will you?”。祈使句的反意疑问句通常只有肯定形式。
Let’s go for a walk, shall we?
Let’s stop for a rest, will you?
⑥ 感叹句的反意疑问句要用“be”的现在时,对人的感叹,用“he”“you”等,对事物的感叹,用“it”,而且疑问部分必须用否定式。
What a clever boy, isn’t he?
What a clever boy, isn’t he?
What a wonderful lecture, isn’t it?