The process of producing electricity may
题型:选择题
问题:
The process of producing electricity may also give out CO2, _____ you heat your house with electricity instead of charcoal. |
A. even if B. as long as C. as if D. as soon as |
The process of producing electricity may also give out CO2, _____ you heat your house with electricity instead of charcoal. |
A. even if B. as long as C. as if D. as soon as |