would do 过去常常做某事 过去将来时

疑问词+to do :what to do 做什么，怎么做/how to do(it)怎么做/where to do(用go好像更多一些)去哪里/when to do什么时候做 It's+形容词+to do sth 做什么怎么样（这里是形容词） do one's best to do sth/try one's best to do sth 尽某人的最大努力干某事 It's not easy to do sth 做什么不容易 sb found to do sth 发现某人做某事 try to do sth 尝试做某事 begin/start to do sth 开始做某事 would like to do sth 愿意做某事 told/ask to do sth 告诉/让某人做某事 hear to do sth 听见做某事 dare to do sth 敢于做某事 forget to do sth 忘记将要做某事 way to do sth 做某事的方法 wish sb to do sth/hope to do sth 希望某人做某事（但两词程度上面不一样） go on to do sth 继续做某事 stop to do sth 停止做某事 need to do sth 需要做某事 remember to do sth 记住将要做某事 like to do sth 喜欢做某事 used to do sth 过去常常做某事 want to do sth 想要做某事 enough to do sth 足够做某事 have something to do sth （我觉得这里应该是have sth do sth，使……做某事） have nothing to do sth （我觉得这里直接是have nothing to do，经常见到这种结构的：I have nothing to do，我什么也不能做） be going to do sth 将要做某事 be ready to do sth 准备做某事 be sure to do sth 一定要做某事 be glad to do sth 乐于做某事 be afraid to do sth 害怕做某事 be able to do sth 能够做某事 be unable to do sth 不能够做某事 warn to do sth 警告做某事 decide to do sth 决定做某事