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教师用书配套课件 Unit1Art艺术 Learning about Language 3. If the rules of perspective had not been discovered (not discover), no one would have been able to paint such realistic pictures 4. Without the new paints and the new technique, we would not be(not be) able to see the many great masterpieces or which this period is famous 语法精点 虚拟语气用来表示说话人所说的话并不是事实,而是 种假设、愿望、怀疑或推测。下面我们讲解虚拟语气在条 件状语从句中与宾语从句中的运用. 虚拟语气在条件句中的应用 虚拟条件句分为三类:与现在事实相反的情况;与过去 事实相反的情况;与将来事实相反的情况。构成方式如下 假设情况条件从句的谓语形 主句的谓语形式 式 与现在事一般过去时(be的过 would/should/ 实相反去式常用were) might/ could+动 词原形 would/should/ 与过去事过去完成时(had+ might/could+ 实相反 过去分词) ave 过去分词 ①一般过去时(be的 与将来事 过去式常用were) would/ should/ ② should+动词原形| might/ could+动 实相反 ③ were to+动词原|词原形 形 1.与现在事实相反 If I were you, I should would, could, might) tell him the trut th 如果我是你,我就会告诉他真相。(事实上我不是你) k If she had enough money, she would could, might) buy a computer. 如果她有足够的钱,她就要去买一台电脑。(事实上她没 有足够的钱) k If i were in your position, I would not do the work. Were I in your position, I would not do the