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【判断题】
To tackle the negative prices for electricity at the exchange, smart grids are combining all assets of energy generation, energy transport, grid management, conversion, and energy usage.( )
A.
正确
B.
错误
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】What is the Montreal Protocol?
A.
A Free trade agreement between the USA and Canada
B.
An international directive on how to conserve endangered species
C.
An international treaty designed to protect the ozone layer
D.
An international agreement designed to reduce GHG emissions
【单选题】Why was the gorge named by "Tiger-Leaping" ?
A.
A tiger was hunted here.
B.
Tigers could jumpe over the gorge directly.
C.
A rock in the river provided a spot for a tiger to jump across the river.
D.
Rocks in the gorge look like tigers.
【单选题】How old is the Earth?
A.
1 billion years
B.
180,000 years
C.
4.5 billion years
D.
3 million years
【单选题】In Yunnan, the upstream of the Yangzi River is called the ______
A.
Nu River
B.
Nanpan River
C.
Jinsha River
D.
Yuanjiang River
【单选题】The Great Gorge of the Nu River extends for more than ______ kilometers .
A.
600
B.
400
C.
200
D.
100
【单选题】How does atmospheric carbon dioxide affect the Earth’s climate?
A.
It decays radioactively and produces heat
B.
It reflects solar radiation releasing more heat to the Earth´s atmosphere
C.
It captures more solar radiation trapping in heat in the Earth´s atmosphere
D.
It changes the colour of the atmosphere