形式：
代词 he / she / you / they / we，等用于 反意疑问句应与前边的句子相匹配。

例如：

He doesn’t have a desk, does he? 
We don’t have to finish the report today, do we? 
She used to work here, didn’t she?

否定句有肯定的附加语，肯定句有否定的附加语。

例如：

You like your work, don’t you? 
You don’t have my pen, do you? 
He got a promotion, didn’t he?

介词后用动词，继续用-ing 形式。请看示例：

I'm really worried about saying goodbye to Sally.
She's capable of managing the shop when I'm away.
I'm not afraid of working hard.
I sometimes think I'm bad at making decisions about money.