2. 外语
  3. Techniques to harness the energy of the sun are being developed.

Techniques to harness the energy of the sun are being developed.

admin2009-06-15  54
问题 Techniques to harness the energy of the sun are being developed.
选项 A、convert
B、store
C、utilise
D、receive
答案C
解析 harness此处与utilise意思相近：利用。More efficient ways to utilise wind energy and tidal power are being studied．人们正在研究更有效地利用风能和潮汐能量的方法。 convert：转换。A solar cell takes radiation from the sun and converts it into electricity．太阳能电池吸收太阳光线，并将其转成电。store：储存。We hope to be able to store solar energy in the summer months and use it in winter．我们希望能够在夏天把太阳能储存起来，在冬天使用。receive：接收，收到。I received a letter from my brother．我收到我弟弟的一封信。
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