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【判断题】
发动机有效燃油消耗率和有效热效率都是发动机经济性评价指标,二者数值越低,说明发动机经济性越好。A.
正确
B.
错误
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【多选题】Warmth at Midnight Canberra winters are extremely cold, and 2014 brought some of our coldest days. One weekday night I walked to the 1 supermarket before it closed at midnight. As I approached, I noti...
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dangers
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happy
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freezing
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attentively
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poorly
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given K. consumed L. circle
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【简答题】It was late into the night and there weren’t many stars in the sky. I saw a flame ( 火焰 ) in my neighbour’s __1__. I thought he was having a midnight fast food so I went back to my __2__. Soon, there w...
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