As a result of __ is now known in physics and chemistry, sci

As a result of __ is now known in physics and chemistry, scientists have been able to make important discoveries in biology and medicine.

A．it

B．what

C．which

D．that

2003年的秋天 1年前已收到1个回答举报

大猫totoyo 幼苗

共回答了17个问题采纳率：88.2% 举报

B

句意：由于在物理学和化学上已知的知识的原因，科学家们已经能够在生物学和医药上取得重要发现。what 引导宾语从句，在从句中做主语。在宾语从句中，which 是哪一个，that不做成分。故选B。

考点: 考查从句关系词的用法。

1年前

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