1、get to do sth. 设计做某事
You get to do what you want.
你可以做任何你想做的事。
2、be used to do sth. 被用来做某事
If necessary X-rays and blood tests will also be used to aid diagnosis
如有必要，还要进行X光检查和验血以帮助诊断。
3、be supposed to do sth. 理应做某事，应该做某事
If you were a lemon, you would not be supposed to dwell on the sweetness of watermelon.
如果你是一只柠檬，就不该老是盯着西瓜的甜。
4、allow to do sth. 允许某人做某事
Does not allow to do multiple semisynchronous notification query!
不允许多项半同步通知查询！
5、add to do 补充做某事
Some of the items you attempted to add to source control do not exist on disk and could not be added.
磁盘上不存在您试图添加到源代码管理中的某些项，未能添加这些项。
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