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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