266. At first he did not realize that he had succeeded in making a computer that ran on so

问题补充：

266. At first he did not realize that he had succeeded in making a computer that ran on solar power(太阳能). “Realize” in the sentence means “”

A. understand

B. get to

C. reach

D. come true

答案：

(答案→)A. understand

B. get to

C. reach

D. come true

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