7. The revolution in agriculture—paralleling that in manufacturing after the war involved a shift from hand labor to machine farming and from subsistence to commercial agriculture. 译文：农业革命——和战后制造业的革命并驾齐驱——使手工劳动变为机械耕作，从维持生活变为商业化的农业。
A. 错误
B. 正确
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