64.In the 1970s

63.No.

62. The people in Germany put their rubbish into different bags

61.Germany(德国)and northem European countries work very hard to improve the environment.

65.What does the “Green”movement　 try to do?

[答案]

64.When did　 the “Green “movement begin?

62.Who put rubbish into different bags?

the people in Germany burn too much coal?

61.Which countries in Europe work very hard to improve the environment?