文勇的新托福黄金&ccedil

inthelatesixteenthcenturyandintotheseventeentheuropec

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Unformatted text preview: ncreasingly important source of freshwater for desert dwellers. The United Nations Environment Program me and the World Bank have funded attempts to survey the groundwater resources of arid lands and to develop appropriate extraction techniques. Such programs are much needed because in many arid lands there is only a vague idea of the extent of groundwater resources. It is known, however, that the distribution of groundwater is uneven, and that much of it lies at great depths. 12. Look at the four squares [ ■] that indicate where the following sentence could be added to the passage These sudden floods provide important water supplies but can also be highly destructive. Where would the sentence best fit? 13. Directions: Select from the seven sentences below, the two sentences that correctly characterize endogenous rivers and the three sentences that correctly characterize exogenous rivers. Drag each sentence you select into the appropriate column of the table. Two of the sentences will NOT be used. This question is worth 3 points. Endogenous Rivers ● 364 Mail@liuwenyong.com 在在在在在在 www.liuwenyong.com 在在在在在在在在在在在在在在在,在在在在在在在在在在 ● Exogenous Rivers ● ● ● Answer Choices ○Their water generally comes from groundwater springs. ○Their water is saltier than the water of most other rivers. ○They include some of the world's largest rivers. ○They originate outside the desert. ○They often drain into inland basins and do not reach the sea. ○They contain too much silt to be useful for irrigation ○Their water flow generally varies with the season of the year. 365 Mail@liuwenyong.com 在在在在在在 www.liuwenyong.com 在在在在在在在在在在在在在在在,在在在在在在在在在在 在在在在在 ○2 2. ○4 3. ○4 4. ○3 5. ○4 6. ○1 7. ○2 8.○2 9. ○3 10. ○3 11. ○1 12. ○3 13. ○Endogenous Rivers在 1, 5 ○Exogenous Rivers在 3, 4, 7 1. 366 Mail@liuwenyong.com 在在在在在在 www.liuwenyong.com 在在在在在在在在在在在在在在在,在在在在在在在在在在 在在在在 在在在在在在 在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在 4 在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在 在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在 ­在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在“在在在”在在在在在在在在在在在在在在在在在在在在在在在在在在在在在 在 在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在在...
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This note was uploaded on 09/17/2013 for the course LANGUAGE 13DL208 taught by Professor Wang during the Fall '13 term at East China Normal University.

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