《三国演义》中的关羽，骄傲自大，大意失荆州，失地以后，刘备为此悲愤不已，不顾诸葛亮的劝阻，亲率大军进攻东吴，结果被陆逊“火烧连营七百里”，惨遭失败。这个故事告诉我们的道理是（   ） 

阅读理解，根据短文选择正确的一项

    One day a policeman was walking in the park. He saw a man there. The man was holding a penguin（领着一个企鹅）. The man said to the policeman, “ I found this penguin this morning. What shall I do with it?”“Take it to the zoo,” said the policeman. The next day the policeman saw the man again. He was still holding the penguin. The policeman said, “Why didn't you take the penguin to the zoo?”“I did,” said the man. “I took him to the zoo yesterday. Today I'm taking him to the cinema.

南极洲上有丰富的煤炭资源，煤的形成需要有暖湿的环境与大片的森林，而南极洲上冰天雪地，号称“白色沙漠”，为什么会有此现象产生（    ）

动脉是把全身血液运回心脏的血管．（判断对错）