It has been about______years since man succeeded in making rain. Who was the first rainmaker succeeding in making rain?

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问题 It has been about______years since man succeeded in making rain.
Who was the first rainmaker succeeding in making rain?

选项 A、The one who caused a twenty-inch rain in southern California.
B、Before 1946, a rainmaker who happened to have good luck.
C、Vincent J. Schaefer, in 1946.
D、The passage doesn’t tell us his or her name.

答案C

解析 事实细节题。题目询问谁最早成功降雨。从文章末段第二句可知文森特·J.谢弗是最早用科学手段降雨成功的人。因此,选项C为正确答案。
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