Using some()fuels ,such as natural gas, in vehicles can generally;reduce harmful pollutants and exhaust emissions.
Using some()fuels ,such as natural gas, in vehicles can generally;reduce harmful pollutants and exhaust emissions.
A.optional
B.alternative
C.replacement
D.substitute
正确答案:substitute
Tag:体验综合商务英语
时间:2024-01-12 10:36:20