正确答案: B

无托叶

题目：忍冬科区别于茜草科的特征之一是忍冬科植物( )。

解析：B

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举一反三的答案和解析：

[单选题]46______

shortly

[单选题]Most Americans would prefer to keep their problems ________ themselves, and solve their problems ______ themselves.

to; by