正确答案: A

正确

题目：桑葚为聚花果，食用其肉质的花萼。( )

解析：A

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举一反三的答案和解析：

[单选题]下列推理，其过程和结论正确的是

城镇人口占总人口比重①比③小，因此，乡村人口比重①比③大

[单选题]下列各句中，没有错别字的一项是

横滨市乒赛落下帷幕，中国队囊括了单项金银牌，国人振奋之余心生感慨：我们的表现固然可以赢得世界敬佩，却易导致球赛精彩不再。

[单选题]阅读下面短文，从短文后各题所给的四个选项（A、

B、C、和D）中，选出可以填入空白处的最佳选项，

valuable

[单选题]下列现象中属于细胞编程性死亡的是

蝌蚪发育成青蛙过程中尾部细胞的死亡

[单选题]

related

[单选题]药物排泄过程是指（ ）。

是指药物以原型或代谢产物的形式排出体外的过程

[单选题]（B）The surprising experiment I am about to describe proves that air is all around you and that it proves down upon you. Air pressure is a wonderful force. When you swim underwater, you can feel water push down your body. The air all around you does the same. However, your body is so used to it that you do not notice this. The pressure is caused by a layer of air called the atmosphere. This layer surrounds the Earth, extending to about five kilometers above the Earth’s surface.

You need to light the paper with a match.

[单选题]所谓的树皮就是木栓组织。( )

错误