“对句中划线部分提问”是同学们(特别是初学英语者)感到最头疼的句型转换题型之一,如何才能做到化难为易,防止出错呢?现介绍一种方法,即“一变二选三替换”,供同学们参考。一、一变所谓一变,即把原句变为一般疑问句。那如何变为一般疑问句呢?有两种情况:1、当原句中有be动词、 “Questioning the underlined part of the sentence” is one of the sentence conversion questions that students (especially beginner English learners) feel most distressed. How can we make it harder and easier to prevent mistakes? Now we introduce a method, that is, “One change, two changes and three replacements” are for students’ reference. A change of the so-called “a change,” that is, the original sentence into a general question. How does it become a general question? There are two situations: 1. When there is a verb in the original sentence,