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【简答题】
如图为叶片的横切面结构示意图，请据图回答： （1）叶片的基本结构包括1和5______、2______、4______． （2）图中的6是______，它是由两个______围成的．它是植物体______的门户，也是植物与外界进行______交换的窗口，它主要分布在叶片的______． （3）2与4相比，2具有______和______的特点，所以，叶片的______表面看起来颜色要深一些，并且在叶片落地时，一般______面朝上．2和4构成的组织属于______组织． （4）在图中，不能进行光合作用的是______的细胞（填数码）．
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①②④⑦
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②④⑤⑦
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②③④⑦
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A.
①②④⑦
B.
②④⑤⑦
C.
②③④⑦
D.
③④⑤⑥
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A.
Ways of Departure from Immature and Simplistic Impression
B.
Comment on First Impression
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Illustra titlon of First Impression
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F.
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