《自由引导人民》是世界名画，它反映的历史事件和艺术特点是(    )

图甲表示淀粉的消化终产物a进入血液和组织细胞的过程及部分相关的活动示意图，请据图分析回答有关问题；

（1）物质a从消化道进入循环系统的过程被称为____ ．a进入组织细胞后，在b的参与下被分解成CO₂和水，并释放能量，该生理过程在细胞内的____ 上完成的．

（2）人体吸入的气体中若含有较多的一氧化碳，会影响b在血液内的运输．其原因是一氧化碳与____ 的结合力比b与之的结合力大200多倍．

（3）在同一时刻测定经过某器官动脉和静脉血液内a、b、c三种物质的含量，其相对数值如图乙所示，该器官是____ ．

（4）有些药物常被封在淀粉制成的胶囊里服用，以避免对胃产生刺激，从淀粉在消化道内的消化特点来看，其原因是____ 

（5）液体d和血浆在物质组成上的主要区别是____ 

   My name is Chen Lan. My home is in Gulangyu. Do you know it? It is in Xiamen. It is near the sea(海). Gulangyu is a small place，but it is very nice and clean. There are no cars，no buses. People only walk. So it is very quiet.
   Our house is in the middle of Gulangyu. Behind our house there is a big old tree. My grandfather tells me that the tree is very，very old. There are many birds in the tree. We call it a “bird tree”. Our house is near the sea. The sea is big and blue. There are a lot of fish in the sea. After school，I go there and catch(捉) fish with my friends. It is very interesting. I like fish and I like catching fish.

       It was sunny and ____ again at this time of year. John went to the beach to ____ his weekend. He was lying on the sand and ____to music. Suddenly he ____ someone crying for help. He ____ up hurriedly and looked towards the voice. He saw a little boy waving(挥动) his hands in the____a little far away. He ____ off his clothes and jumped into the water____. He swam to the little boy, held him, kept his head ____ the water and swam back to the beach. At last, the boy was safe. He thanked John a____.