had to do sth 改为一般疑问句sb,have(has.had) to do sth 不得不做某事.改为一般疑问句怎么改?示例：He had to go to school.

had to do sth 改为一般疑问句sb,have(has.had) to do sth 不得不做某事.改为一般疑问句怎么改?示例：He had to go to school. had better +do sth 还是had better +to do sth 有had better not to do sth. I had a very unusual experience.改为一般疑问 最好不做某事是had better not do sth 还是had better not to do sth had better do sth与had better to do sth用法有区别吗?什么区别? She can do some kung fu.（改为一般疑问） had better to do sth.和had better doing sth.的区别 they had nothing to do,反义疑问是什么 英语翻译主语+谓语+宾语1.help sb.do sth2.had better do sth.3.want to do sth.4.would like to do sth.5.stop to do sthstop doing sth.6.begin to do sth.7.decide to do sth.8.like to do sth.9.hope to do sth.10.do one’s best to do sth.11.agree to learn doing sth from sb.的疑问是learn doing sth from sb 还是learn to do sth from sb? • 最好不做某事是had better not do sth 还是had better not to do sth?... do sth to do be to do sth 一般用于什么样的情景 , had better(not) do sth... tell sb to do sth had better do tell sb not to do sth had better not do每个组三个句子 had better not to do sth.还是别的结构?had better后面的动词怎么否定? used to do sth的疑问形式和否定形式还有be used to doing sth的疑问形式和否定形式