【单选题】游客们正在努力减少他们的碳足迹，同时，他们住的宾馆也在内蒙古为他们植树。A．The tourists are making an effort to reduce their carbon footprint. Simultaneously, they are planting trees for themselves in Inner Mongolia.B．The tourists make an effort to reduce their carbon footprint. Simultaneously, their hotel is planting trees for them in Inner Mongolia.C．The tourists are making an effort to reduce their carbon footprint. Simultaneously, their hotel is planting trees for them in Inner Mongolia.
【单选题】游客们正在努力减少他们的碳足迹，同时，他们住的宾馆也在内蒙古为他们植树。
A．The tourists are making an effort to reduce their carbon footprint. Simultaneously, they are planting trees for themselves in Inner Mongolia.
B．The tourists make an effort to reduce their carbon footprint. Simultaneously, their hotel is planting trees for them in Inner Mongolia.
C．The tourists are making an effort to reduce their carbon footprint. Simultaneously, their hotel is planting trees for them in Inner Mongolia.
参考答案和解析
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