(Although most) plants are acquired (already plotted), they also can be grow from seeds or (leaf cuttings) from (mature plant)
这道题错在D，应该是用复数。但B是个什么结构，起什么作用呢？作者: teyvhf 时间: 2005-4-5 18:31
定语修饰plants的吧。只是感觉
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