齿轮在长期使用过程中，轮齿受力后，使齿根部分出现疲劳裂纹，逐渐扩大，终至折断，这是（

There is an old tiger in the forest. He doesn’t want to look for food now. He often asks other animals to get him something to eat.

One day, he sees a monkey and says, “I am hungry, monkey. Go to the village and get me something to eat.” “I can’t do that now, tiger,” the monkey says, “There is another tiger over there. He will not let me get anything for you to eat. I am afraid of him.” “What?” cries the old tiger. “Take me to that tiger. I will talk to him.” The monkey and the tiger get to the bridge over the river. “Now look down at the water.” Says the monkey. “Do you see the tiger?” “Yes, I do,” cries the old tiger. “I will eat him.” With these words, the tiger jumps into the river.

小题1:An old tiger lives ____.

A. in the zoo        B. in the garden         C. in the forest    

小题2:How many tigers and monkeys are there in the story?

A. Two tigers and two monkeys.   

B. One tiger and one monkey.

C. One tiger and two monkeys.   

小题3:Why does the tiger ask the other animals to get him food?  Because__.  

A. they are afraid of him    

B. only they can look for some food

C. they are his friends         

小题4:The monkey ____.

A. goes to get something to eat  

B. gets to the bridge with the tiger

C. knows there is another tiger 

小题5:Which of the following is right?

A. The tiger is very clever.       

B. The monkey eats the tiger.

C. The tiger jumps into the water.

以学习成绩为中心、在教师指导下使用结构化有序材料进行的课堂教学称为( )

A．发现教学

B．指导教学

C．程序教学

D．合作教学

患者，女，60岁。长期慢性腹泻，伴有脱肛，时常咳嗽，经检查肺及肠道无器质性病变。近日出现咽痛喑哑。建议选用诃子配伍治疗。 诃子的功效是（）

A.涩肠敛肺，涩精止遗

B.涩肠敛肺，止血降火

C.涩肠敛肺，下气利咽

D.涩肠敛肺，安蛔止渴

E.燥湿止泻，止带止血

清人戴震指出：“酷吏以法杀人，后儒以礼杀人”，“人死于法，犹有怜之者，死于理，其谁怜之。”这说明，宋明理学用三纲五常维系专制统治，压抑、扼杀人们的自然欲求，产生了消极影响；但其重视主观意志力量，强调气节、品德，讲求以理统情、自我节制、发奋图强，强调人的社会责任和历史使命，对塑造中 * * 性格起到了积极作用。宋明理学用三纲五常维系专制统治，这说明 [ ]

A．文化都是为统治阶级服务的

B．文化对社会发展的影响是消极的

C．先进文化推动社会发展

D．文化对社会实践具有反作用

可行性研究的成本是预期的工程总成本的（）

A.5％～10％

B.4％～6％

C.5％～20％

D.10％～15％