He teamed up with scientists from the Free University and divided a farm

　　5

　　eight areas. Separate pipes pumped fresh and sea water, and a computer program created water with eight levels of salinity(含盐度).

　　The water levels and the levels of salinity was

　　6

　　(control) by computerized measuring devices called “sensors”. Mr. Van Rijsselberg said he was able to harvest vegetables from most of the eight testing areas. He said the vegetables were smaller than

　　7 grown in fresh water. But he said they also had more sugar and salt, so they tasted much

　　8

　　(good).

　　He found that potatoes grew better than the other vegetables in the combination of sea and fresh water. Mr.Van Rijsselberg said four kinds of these potatoes would be sent to Pakistan

　　9

　　thousands of acres of land

　　10 (damage) by salinization last year.

　　VII．完形填空（共20小题：每小题1.5分，满分30分）

　　阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。

　　I had a lot on my mind as I picked up the pieces of what had once been my teddy bear on the snowiest day last year. Only twenty-four hours before, I had been

　　with it in our farmhouse. How quickly things

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