What did Jules Hirsch do in his study?A.He let th
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What did Jules Hirsch do in his study?
A.He let the eight fat people skip supper.
B.He let the eight fat people skip breakfast.
C.He let the eight fat people run every morning and evening.
D.He gave the eight fat people a liquid formula providing 600 calories a day.
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答案：D
题干意思：Jules Hirsch在他的研究中做了什么？第三段中：They were given a liquid formula providing 600 calories a day．可以得出D选项正确。