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课件网) B2U1 From problems to solutions Economic development is necessary if we want 1. (improve) society, but finding and keeping the right balance between progress and the protection of cultural sites can be a big challenge,which can sometimes lead to great solutions. Perhaps the 2. example is shown by UNESCO, 3. runs a programme that prevents world cultural heritage sites around the world from 4. ( disappear). In the 1950s, the Egyptian government 5. (want) to build a new dam across the Nile,but the proposal led to protests because water from the dam would likely damage some temples and destroy cultural relics. Finally, the government turned 6. the United Nations for help. A committee 7. (establish) to limit damage to the Egyptian buildings and prevent the 8. (lose) of cultural relics. The group asked for contributions from different departments and raised funds within the international community. Fifty countries donated nearly $ 80 million to the project. B2U1 From problems to solutions Economic development is necessary if we want 1. (improve) society, but finding and keeping the right balance between progress and the protection of cultural sites can be a big challenge,which can sometimes lead to great solutions. Perhaps the 2. example is shown by UNESCO, 3. runs a programme that prevents world cultural heritage sites around the world from 4. ( disappear). In the 1950s, the Egyptian government 5. (want) to build a new dam across the Nile,but the proposal led to protests because water from the dam would likely damage some temples and destroy cultural relics. Finally, the government turned 6. the United Nations for help. A committee 7. (establish) to limit damage to the Egyptian buildings and prevent the 8. (lose) of cultural relics. The group asked for contributions from different departments and raised funds within the international community. Fifty countries donated nearly $ 80 million to the project. to improve best which disapearing wanted to was established loss B2U2 A Day in the Clouds Today,I made a trip to observe Tibetan antelopes. I 1. by their beauty when I watched them moving slowly across the green grass.I was also reminded of the danger they were in. My guide Zhaxi told me Tibetan antelopes suffered a lot in 2. 1980s and 1990s. The population 3. (drop) sharply because of shooting and habitat 4. (lose). Luckily, the government took 5. (effect) measures to save this species. Zhaxi and other volunteers watched over the antelopes day and night 6. ( keep) them safe from 7. (attack). Finally, with all the efforts, the antelope population has recovered and 8. June 2015, the Tibetan antelope was removed from the endangered species list. However, the government does not intend to stop the protection programmes, 9. the threats to the Tibetan antelope have not yet disappeared. Only when we learn to exist in harmony with nature can we stop10. (be) a threat to wildlife and to our planet ... ...
