一、情态动词
情态动词表示说话人对某一动作或状态的态度。初中阶段大家已经学习了一些情态动词，这里将对情态动词的特征、功能和用法进行总结。
[观察例句]
1．Oliver believes that with a millionpound bank note a man could live a month in London.
2．Young man，would you step inside a moment，please?
3．May we ask what you're doing in this country and what your plans are?
4．I can't say that I have any plans.
5．Anyway，I didn't dare to try again.
6．You mustn't worry about that.
7．If you'll excuse me，I ought to be on my way.
