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题库 / OG2017V-SC-281
By devising an instrument made from a rod, wire, and lead balls, and employing uncommonly precise measurements, in 1797-1798 Henry Cavendish's apparatus enabled him to arrive at an astonishingly accurate figure for the weight of the earth.
By devising an instrument made from a rod, wire, and lead balls, and employing uncommonly precise measurements, in 1797–1798 Henry Cavendish's apparatus enabled him
In 1797–1798, by devising an instrument made from a rod, wire, and lead balls, and employing uncommonly precise measurements, Henry Cavendish's apparatus enabled him
Henry Cavendish devised an instrument made from a rod, wire, and lead balls, and employed uncommonly precise measurements, and in 1797–1798 was able
Having devised an instrument from a rod, wire, and lead balls, and employment of uncommonly precise measurements, Henry Cavendish in 1797–1798 was able
By devising an instrument made from a rod, wire, and lead balls, and employing uncommonly precise measurements, Henry Cavendish was able in 1797–1798
A选项：主语是Henry Cavendish's apparatus, 有问题，应该是Henry Cavendish这个人才能执行devising... and employ...的任务；
B选项：同理
C选项：三个句子都用and连接，显得笨重，前面两个并列的动作devised和employed可以用and 连接，但是后一个是一个新起的句子，直接就：In 1797-1798开头更好；
D选项：使用employ这个动词，好过用employment of commonly...这个名词；
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