更多"The baby monkey is much more develo"的相关试题:
[单项选择]The baby monkey is much more developed at birth than the human baby. Almost from the moment it is born, the baby monkey can move around and hold tightly to its mother. During the first few days of its life the baby will approach and hold onto almost any large, warm, and soft object in its environment, particularly if that object also gives it milk. After a week or so, however, the baby monkey begins to avoid newcomers and focuses its attentions on “mother”—the real mother or the mother-substitute (母亲替代物).
During the first two weeks of its life warmth is perhaps the most important psychological thing that a monkey mother has to give to its baby. The Harlows, a couple who are both psychologists, discovered this fact by offering baby monkeys a choice of two types of mother-substitutes—one covered with cloth and one made of bare wire. If the two artificial mothers were both the same temperature, the little monkeys always preferred the cloth mother. However, if the wire model was hea
A. Warmth
B. Milk
C. Contact
D. Trust
[填空题]If there are much more people in the world，then there 76．______
must have more food to feed the people. But food is 77．______
already serious problem today．One-third of the world’s population 78．______
are starving．because there is not any enough food. Ten thousand 79．______
people die of hunger everyday in some parts of the world. 80．______
But in others parts of the world, people become ill or die 81．______
so they eat too much food, and they are too fat． 82．______
Some countries have no food，but others have too much，and they 83．______
throw them away. How can tomorrow’s world feed its people 84．______
The world needs to produce more food than it is now． 85．______
