modal auxiliaries
短语词组
- english modal auxiliaries 英语情态助动词
- primary modal auxiliaries 基本情态助动词
- Auxiliaries and modal auxiliaries 助动词和情态动词
- monosyllabic modal auxiliaries 单音情态动词
- Chinese modal auxiliaries 汉语情态动词
- The Passive Modal Auxiliaries 情态动词的被动语态
- potential modal auxiliaries 能性助动词
- modal auxiliaries and related verbs 情态动词和有关动词
- The Form of Modal Auxiliaries 情态动词的形式 返回 modal auxiliaries