陈述句可以通过在动词前加上肯定词或副词来将其改为肯定句。

以下是一些常见的肯定词和副词： * 是：is, am, are * 有：have, has, had, having * 在：in, on, at * 被：was/were, was/were being * 能够：can, could, be able to * 会：will, would, can, could例如，将以下陈述句改为肯定句：原句：The book is on the table.(这本书在桌子上。)改写后：The book is on the table.(这本书确实在桌子上。)原句：She doesn't like coffee.(她不喜欢咖啡。)改写后：She does like coffee.(她确实喜欢咖啡。)