Question

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．

Answer 1

答案：
解析：

environmental,last,theme,development,experts,killers,pollution,conferences,problems,changing