The 18th century saw selective breeding of cattle, sheep and horses by _________.
The 18th century saw selective breeding of cattle, sheep and horses by _________.
A、Jethro Tull
B、Thomas Coke
C、George III
D、Robert Bakewell
【正确答案】:D
【题目解析】:在18世纪,罗伯特·贝克威尔(Robert Bakewell)对牛、羊和马进行了选择性繁殖。
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