有Had he better do sth 这种句型吗急用 知道的说 别误导我

He had better do some r______. 有Had he better do sth 这种句型吗急用 知道的说 别误导我 有had better not to do sth. had better do=? had better do sth与had better to do sth用法有区别吗?什么区别? had better do something 和would better do something 有什么区别? 是had better to do还是had better do had better do还是had better to do had better +do sth 还是had better +to do sth had better(not) do sth... had better do等于什么 he had better do it now.当He had better do it now.变否定句时加not,not应加在better前还是better后,为什么?请说的详细一些. 谢谢!谢谢!谢谢!谢谢!谢谢!谢谢!谢谢! 英语,have better do 和 had better do有什么区别?have to do 和 had to do 有什么区别? I had better ___(do/to do) he had better do it now改成一般疑问句怎么改呢? 是had better do sth还是have better do sth have better do sth.和had better do sth. 求问 有没有 had better do sth rather than do的用法