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51.
The results of two studies on language loss in bilingual Chicano children are reported. In Study I, focusing on normal language acquisition in balanced bilinguals, 41 children in kindergarten through fourth grade were administered the Bilingual Language Acquisition Scale (BLAS), an instrument testing comprehension and production of the following features: number, gender, word order, relatives, conditionals, and Spanish subjunctive and its English equivalents. Most development occurred between kindergarten and the upper grades in the English Comprehension and Production subscales. In the production of Spanish, significant differences appeared between kindergarten and the upper grades to grade three. Unexpectedly, in the fourth grade, performance dropped sharply, with children performing almost at the kindergarten level. There were no significant differences by grade in Spanish comprehension. Most significant differences among grades were produced in the more complex categories (conditionals, Spanish subjunctive/English equivalents, and relatives) in the production subscales in English and Spanish. By fourth grade, in Spanish (and sometimes by third grade), children were performing with significantly lower accuracy than the younger children, particularly in the more complex structures (subjunctive and conditionals, for example). In Study II, 32 of the original subjects were retested two years later using the same instruments and procedures. While performance in English continued to improve for the sample as a whole, performance in Spanish production deteriorated to a significant degree. In Spanish, significant differences in performance between the two administrations were found, both for the scale as a whole and for the following categories: past tense, relatives, and the subjunctive. The influence of personal history and language use patterns was tested. The most severe incidence of loss occurred among children who tended to use both English and Spanish with the same speaker.  相似文献   
52.
Eight aphasic adults with relatively preserved auditory comprehension and 12 normal adults were tested for their ability to analyze sentences in which the functional relations between the verb and nouns was either directly reflected by word order expectancies, or marked by a functor or non-NVN word order. The subjects' task was to designate the agent of each sentence. Results indicated that aphasics utilize word order expectancies but are impaired in their ability to exploit functors and particularly, word order markers for sentence analysis. Results are discussed in terms of aphasics' use of heuristic versus structural linguistic cues for interpreting sentences.  相似文献   
53.
In Experiment I, two tasks were administered to children aged 4, 5, and 9 in order to investigate preference for perceptual versus conceptual attributes in grouping of common objects, and in various aspects of memory. The grouping task revealed a clear chronological progression: color and form determined the youngest children's grouping about equally; form dominated in the 5-year-olds; and most of the oldest children grouped primarily by conceptual attributes. In the memory task, three lists—one organized by color, one by form, one by superordinate category—were presented for free, followed by cued recall. Clustering showed the developmental shift from color to form to concept, while cued recall showed conceptual superiority at all ages. Experiment II replicated the memory task, yielding the same results. The results were discussed in terms of the relative abstractness and predictability of conceptual versus perceptual attributes and the difficulty of abstraction in encoding and the function of predictability in retrieval.  相似文献   
54.
This paper considers testing in which the goal is to minimize the number of test items required to establish a learner's state of ability. Focus is on optimal or near optimal selection over a well-defined universe of items or stimuli. Selection policies are determined for the case in which the items have hierarchical or partial hierarchical relationships. Derivation of an optimal policy rests upon techniques from dynamic programming. For situations in which an optimal policy may be too costly to compute, two heuristic approximations are offered. One heuristic counts the hypothetical estimates of ability that remain tenable following a response to each item and chooses the item that minimizes the expectation of that number. The other selects the item that maximizes the statistic of information.  相似文献   
55.
The influx of women into the work force, especially into nontraditional jobs, has facilitated interest in the topic of sexual harassment and, more generally, sexuality at work. Survey research data show disagreement about the interpretation of interactions between the sexes at work. This study was designed to learn more about the way people interpret ambiguous, but potentially sexual, interactions between the sexes in a work setting. Respondents were asked to evaluate a vignette depicting such an interaction. The vignettes were composed so that three dimensions were manipulated: the sex of the initiator of the behavior, the status of the initiator relative to the target, and the type of behavior. These manipulated dimensions, along with the sex of the respondent, were used as variables to examine the respondent's interpretation of the vignettes. Four-way ANOVAs showed that the independent variables were related to the evaluation of the relationship between the initiator and the target, the evaluation of the behavior, the appropriateness of the behavior, and the likelihood of the behavior. Men interpreted the vignettes more positively than did women. Incidents initiated by women were viewed more positively. Those initiated by persons with higher status than the target were seen less positively. Respondents, especially women, considered incidents that included touching to be negative. This was especially so when the touching was combined with a comment on work, and this effect was exacerbated when the behavior was initiated by a male and/or higher status person.  相似文献   
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57.
The essay responds to four critical essays by Rosemary Kellison, Ebrahim Moosa, Joseph Winters, and Martin Kavka on the author’s recent book, Healthy Conflict in Contemporary American Society: From Enemy to Adversary (2018). Parts 1 and 2 work in tandem to further develop my accounts of strategic empathy and agonistic political friendship. I defend these accounts against criticisms that my argument for moral imagination obligates oppressed people to empathize with their oppressors. I argue, further, that healthy conflict can be motivated by a kind of “secular” love. This enables my position to immanently critique and mediate the claims that one must either love (agapically) one’s opponent in order to engage them in “healthy conflict,” on one hand, or that one must vanquish, exclude, or “cancel” one’s opponent, on the other. In Part 3, I demonstrate how my account mediates the challenge of an alleged standing opposition between moral imagination and socio-theoretical critique. I defend a methodologically pragmatist account of immanent prophetic criticism, resistance, and conflict transformation. Finally, I respond to one critic’s vindication of a strong enemy/adversary opposition that takes up the case of white supremacist violence in the U.S. I argue that the time horizon for healthy conflict must be simultaneously immediate and also long-term, provided that such engagements remain socio-critically self-reflexive and seek to cultivate transformational responses.  相似文献   
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