×
单选题
56.We required that the machine partscast iron.
A
A. is made of
B
B. should make by
C
C. is made by
D
D. be made of
答案解析
正确答案：D
解析：
56.【翻译】我们要求机器部件用铸铁制成:.【精析】【）当require, suggest, order, advise等表示建议、命令、要求等含义的动词后接宾语从句时，从句要用虚拟 语气，即从句谓语动词应用，l should +动词原形”的形式,should可以省略，所以可排除选项A、C。根据句意可知，“机 器部件”和“制作”之间是逻辑上的动宾关系，所以应用被动语态，所以可排除选项B。故选D。
相关题目
单选题
144.Research findings show we spend about two hours dreaming every night, no matter what we during the day.
单选题
143.As a result of careless washing, the jacketto a child＇s size.
单选题
142.The two countries haverelations with each other.
单选题
141.The latest car modelmany new improvements.
单选题
140.The dentist has decided tothe girl1 s bad tooth.
单选题
139.People believe that cameras in public places are helpful in fighting crimes and they do not really privacy.
单选题
138.The company hasinto a major chemical manufacturer.
单选题
137.Having decided to rent a flat, wecontacting the letting agencies in the city.
单选题
136.Extensive reporting on television has helped tointerest in a wide variety of sports.
单选题
135.This kind of analysisthe problem to its simplest form.
