context: If we cared it wouldn't be hard to develop metrics for eco-friendliness in hotels.
answer_0: Suddenly, how much fossil fuel is used per bed night?
answer_1: Curiously, how much fossil fuel is used per bed night?
answer_2: Fortunately, how much fossil fuel is used per bed night?
answer_3: For instance how much fossil fuel is used per bed night?
answer_4: By then how much fossil fuel is used per bed night?
answer_5: Furthermore how much fossil fuel is used per bed night?
answer_6: Lastly, how much fossil fuel is used per bed night?
answer_7: Historically, how much fossil fuel is used per bed night?
answer_8: Luckily, how much fossil fuel is used per bed night?
answer_9: Now, how much fossil fuel is used per bed night?