A-A+
All the parts of these washing machines are __
问题详情
All the parts of these washing machines are ______, so that it is very convenient tO replace them.
A．normalized
B．modernized
C．mechanized
D．standardized
参考答案
正确答案：D
解析：standardized标准化，使合乎标准；normalize使正常化；modernize现代化；mechanize机械化。句意：这种洗衣机的所有零件都已标准化了，更换零件十分方便。
