摘要：28．The invention of artificial hearts marked a turning point in the battle heart disease． A．among B．for C．against D．between
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The invention of artificial hearts marked a turning point in the battle heart disease．
A．among B．for C．against D．between
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The invention of artificial hearts marked a turning point in the battle heart disease．
A．among B．for C．against D．between
查看习题详情和答案>>The invention of artificial hearts marked a turning point in the battle heart disease.
| A．among | B．for | C．against | D．between |