问题
选择题
Darwin counted 225 flowering plants, ______ he collected and brought home 193.
A．which
B．for which
C．in which
D．of which
答案
答案：D
考查定语从句。用“达尔文找出了225种开花植物，他从中挑出193种带回家。”193种包含在225种，故用of，故选D。
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