1)用于wish后面的从句，表示与事实相反的情况，或表示将来不太可能实现的愿望。其宾语从句的动词形式为：
真实状况wish后
从句动作先于主句动词动作现在时过去时
(be的过去式为 were)
从句动作与主句动作同时发生过去时过去完成时
(had + 过去分词)
将来不大可能实现的愿望将来时would/could +
动词原形
I wish I were as tall as you.我希望和你一样高。
He wished he hadn’t said that. 他希望他没讲那样的话。
I wish it would rain tomorrow. 我希望明天下雨就好了。
2)Wish to do表达法。
Wish sb / sth to do
I wish to see the manager. = I want to see the manager.
I wish the manager to be informed at once. (= I want the manager to be informed at once.)