A.one-third
B.one-fourth
C.one-fifth
D.two-thirds
[单选题]Coal mining industry in Britain provides( )of the energy consumed in the co
[单选题]Coal mining industry in Britain provides( )of the energy consumed in the co
[单选题]For the first time in history more people live in towns than in the country
[单选题]For the first time in history more people live in towns than in the country
[单选题]For the first time in history more people live in towns than in the country
[单选题]For the first time in history more people live in towns than in the country
[单选题]For the first time in history more people live in towns than in the country
[问答题] Reasons for the British coal mining is called a “sick” industry today.
[单选题]The energy stored in coal ______.
[问答题]It is well known that coal is an important source of energy.