shall 的用法

1） 构成疑问句以征求对方意见
* Shall I go now? 要我现在就走吗？
* What shall we do this evening? 我们今晚干什么？
* Let's get down to work, shall we? 我们安下心来工作好吗？
* When shall I see you again? 我何时再见到你？

2） 用于肯定句与否定句中, 构成将来时态。
* I shall be delighted to show you around the place. 我会很高兴领你到处转转。
* I shan't be coming if it rains tomorrow. 如果明天下雨，我就不来。
* You shall have my answer tomorrow. 你明天可以得到我的答复。
* By the end of this term, I shall have been studying here for half a year. 到这个学期末为止，我已经在这里学习半年了。
* I shall be attending the meeting. 我将会参加会议。
* I shall have finished reading the book by the end of this week. 我将在本周未前读完这本书。

3） 表示 “规定”、 “许诺”、 “命令” 等意思
* All citizens shall be equal before the law. 公民在法律面前一律平等
* He shall answer for his misdeeds. 他应当为他的错误行为负责。
* She shall get her share. 她可以得到她的一份。
* He shall have the book when I finish reading. 等我读完这本书，他可以拿去。
* You shall leave now. 你现在该离开了。