现在:If I were you,I would continue. (did/were,would/should/could/might+动词原形) 过去:If you had worked harder,you might have pass the exam. (had+done,would/should/could/might+done) 将来:If I shoud come tomorrow,Iwould bring the book to you. (did/ should+动词原形 / were to+动词原形,would/should/could/might+动词原形) 句子都大同小异的,用法给你,自己继续造吧!
现在:If I were you,I would draw it. (did/were,would/should/could/might+动词原形) 过去:If you had worked harder, you might have pass the exam. (had+done,would/should/could/might+done) 将来:If I shoud come tomorrow,I would bring the doll to you. (did/ should+动词原形 / were to+动词原形, would/should/could/might+动词原形)