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对话填空
A：Can you tell me something about the Earth Summit?
B：Yes．It’s a meeting held by the UN to discuss e 1 issues．
A：When and where was the l 2 Earth Summit held?
B：In Johnnesburg in 2002．
A：What main subject of summit was r 3 ?
B：Sustainable and s 4 development．
A：What did e 5 from all over the world discuss in Johnnesburg?
B：They discussed the three biggest e 6 or killers in the world：polluted drinking water, poor sanitation(公共卫生设施)and air p 7 ．
A：What else did many speakers speak about poverty, war and violence?
B：They also showed great c 8 about poverty, war and violence．
A：Why are conferences like the Earth Summit of i 9 ?
B：Because they help us understand that there exist serious s 10 the earth faces and that only by changing the way we live can we save the earth．
对话填空：
A：Can you tell me something about the Earth Summit?
B：Yes．It’s a meeting held by the UN to discuss e____1____ issues．
A：When and where was the l____2____ Earth Summit held?
B：In Johnnesburg in 2002．
A：What was the main t____3____ of the summit?
B：Sustainable d____4____．
A：What did e____5____ from all over the world discuss in Johnnesburg．
B：They discussed the three biggest k____6____ in the world：contaminated drinking water, poor sanitation and air p____7____．
A：What else did many speakers speak about at the meeting?
B：They also spoke about poverty, war and violence．
A：Why are c____8____ like the Earth Summit important?
B：Because they help us understand that there exist serious p____9____ facing the earth and that only by c____10____ the way we live can we save the earth．