下列植物结构中，属于器官的是（ ）
A．
B．
C．
D．
绿色开花植物体的结构层次是：细胞→组织→器官→个体．绿色开花植物体结构功能的基本单位是细胞，由细胞分化形成不同的组织，有保护组织、营养组织、输导组织、分生组织、机械组织等；有不同的组织按照一定的顺序构成具有一定功能的器官，有根、茎、叶、花、果实和种子六大器官；由六大器官构成一个完整的植物体．
A是植物的果实属于营养器官；B一个完整的绿色开花植物体；C是叶的表皮，属于保护组织；D是植物细胞．
故选：A．
阅读下面短文，掌握其大意，然后从各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。 There is an amusing story about King Alfred during his wars. At one time the enemy was 26 . Alfred’s soldiers had all run away, and the King was alone in a forest. It was late, and Alfred was tired and 27 . After walking for 28 he came to a little cottage. He knocked at the door and asked for 29 and shelter(住处) for the night. There was a poor woman in the cottage. She did not know that Alfred was king 30 his clothes were torn and dirty. She let him in, and told him to sit down by 31 to warm himself. She asked him to 32 her cakes, which were baking, while she went to the well to 33 water. Poor Alfred had 34 important things to think about than the cakes, which he soon forgot. When the woman came back, her cakes were all burnt. She was very angry. “You good-for-nothing, worthless man!” she said. “You want to 35, but you can not even watch them for a quarter of an hour. Take that! And that! And that!” She began beating 36 with a big stick. Just then some of the enemy’s soldiers came to the cottage. When they saw the woman 37 him they never considered that he was the King; they thought that he was her husband. So they laughed and passed on. Later some of Alfred’s own soldiers found him and bowed before him. When the poor woman learnt that it was the King that she had beaten, she was very much 38 . She knelt down and asked for mercy. “Don’t be afraid, my good woman, ” said Alfred laughing. “ Your stick 39 . When I have driven the enemy out of the country I shall remember the service you have done for me. ” He did not 40 his promise.
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