未知题型 The author mentions two researchers’ studies (lines22-25) most likely in order to______A.suggest that children’s political attitudes are formed primarily through textbooksB.counter the claim that children are able to see through stereotypes in textbooksC.suggest that younger children tend to interpret the messages in textbooks more literally than do older childrenD.demonstrate that textbooks carry political messages meant to influence their readersE.prove that textbooks are not biased in terms of their political presentations
单项选择题 关于事业部制组织形式的说法,错误的是( )。
未知题型 It can be inferred from the passage that the performance of tasks in naked mole rat colonies differs from task performance in eusocial insect societies in which of the following ways?A.In naked mole rat colonies, all tasks ate performed cooperatively.B.In naked mole rat colonies, the performance of tasks is less rigidly determined by body shapE.C.In naked mole rat colonies, breeding is limited to the largest animals.D.In eusocial insect societies, reproduction is limited to a single femalE.E.In eusocial insect societies, the distribution of tasks is based on body sizE.