1. change [误]I want to change my camera with that one. [正]I want to change my camera for that one. [析] change for为以某物为交换物。而change with则是随而变,如:The woods colour changed with the season. 2. cheap [误]A teachers salary is generally very cheap. [正]A teachers salary is generally very low. [析]工资的高低要用low,cheap是指价格便宜,如果要讲物美价廉则要用not expensive, 如:This car is not expensive. 3. choose [误]We each had to have a choose of A or B. [正]We each had to have a choice of A or B. [析]choice是名词,而choose是动词。 4. class [误]The class is watching TV. [正]The class are watching TV. [析]class作主语时,如果作为整体讲则应用单数形式的谓语动词,如:The class was more than forty in number. 如考虑到具体的每个成员时则应用复数形式的谓语动词,如:The class are, in general, very bright. |