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wangyu73cn之阅读加油站(21楼为考试体会)

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121#
 楼主| 发表于 2005-5-18 15:24:00 | 只看该作者
以下是引用芙蓉菜菜在2005-5-18 14:01:00的发言:

wangyu GG, 偶看了你分析OG解释的方法,真是佩服阿,


不过我想问问,这样一遍分析下来要多久阿,如果我每天看一片,这样效果是不是会大打折扣阿!



我是以阅读、逻辑、语法部分每天各10题的速度进行的,大概4-5小时,做题目,文章自己看一看,然后认真地看解释。一开始还有些不能完成。尤其是阅读部分,后来时间压力减小些,但一直是比较紧张的。


大致如此,自己可以调整。

122#
发表于 2005-5-18 15:40:00 | 只看该作者
以下是引用wangyu73cn在2005-5-18 15:24:00的发言:



我是以阅读、逻辑、语法部分每天各10题的速度进行的,大概4-5小时,做题目,文章自己看一看,然后认真地看解释。一开始还有些不能完成。尤其是阅读部分,后来时间压力减小些,但一直是比较紧张的。


大致如此,自己可以调整。


好,收到!谢谢!

123#
发表于 2005-5-19 09:13:00 | 只看该作者

昨晚又看了看OG第一篇文章,又有些新的想法。

下面是OG1的第三、四段

To buttress their case that caffeine acts instead by preventing adenosine binding, Snyder et al compared the stimulatory effects of a series of caffeine derivatives with their ability to dislodge adenosine from its receptors in the brains of mice. “In general,” they reported, “the ability of the compounds to compete at the receptors correlates with their ability to stimulate locomotion in the mouse; i.e., the higher their capacity to bind at the receptors, the higher their ability to stimulate locomotion.” Theophylline, a close structural relative of caffeine and the major stimulant in tea, was one of the most effective compounds in both regards.

There were some apparent exceptions to the general correlation observed between adenosine-receptor binding and stimulation. One of these was a compound called 3-isobuty1-1-methylxanthine(IBMX), which bound very well but actually depressed mouse locomotion. Snyder et al suggest that this is not a major stumbling block to their hypothesis. The problem is that the compound has mixed effects in the brain, a not unusual occurrence with psychoactive drugs. Even caffeine, which is generally known only for its stimulatory effects, displays this property, depressing mouse locomotion at very low concentrations and stimulating it at higher ones.

1 我之前一直不太明白此处的compare with, 我的理解是compare A with B, 但是这里显然不是把stimulatory effects和 their ability to dislodge adenosine from its receptors来比,所以感觉这里这里是把众多咖啡因衍生物(caffeine derivatives)的stimulatory effects进行比较,比什么呢?就是比their ability(虽然是多个衍生物,但是都是比较它们的一个能力,所以ability 用单数)

2 compounds就是caffeine derivatives的同意词, 所以第二句话是紧接第一句阐述实验结果的,ETS还用了i.e.把结果强调一遍,而这里确实也是考点。

3 再看第四段,这片文章都是用现在时态的,单单第四段一上来用过去时,所以可以判断第四段是接着说第三段中的实验,所以用过去时。所以第三段和第四段是连在一起的“evidence and arguments”。

望NN指点一下偶的理解

124#
发表于 2005-5-20 17:25:00 | 只看该作者

顶!!!

125#
 楼主| 发表于 2005-6-26 05:23:00 | 只看该作者
以下是引用芙蓉菜菜在2005-5-19 9:13:00的发言:

昨晚又看了看OG第一篇文章,又有些新的想法。


下面是OG1的第三、四段


To buttress their case that caffeine acts instead by preventing adenosine binding, Snyder et al compared the stimulatory effects of a series of caffeine derivatives with their ability to dislodge adenosine from its receptors in the brains of mice. “In general,” they reported, “the ability of the compounds to compete at the receptors correlates with their ability to stimulate locomotion in the mouse; i.e., the higher their capacity to bind at the receptors, the higher their ability to stimulate locomotion.” Theophylline, a close structural relative of caffeine and the major stimulant in tea, was one of the most effective compounds in both regards.



There were some apparent exceptions to the general correlation observed between adenosine-receptor binding and stimulation. One of these was a compound called 3-isobuty1-1-methylxanthine(IBMX), which bound very well but actually depressed mouse locomotion. Snyder et al suggest that this is not a major stumbling block to their hypothesis. The problem is that the compound has mixed effects in the brain, a not unusual occurrence with psychoactive drugs. Even caffeine, which is generally known only for its stimulatory effects, displays this property, depressing mouse locomotion at very low concentrations and stimulating it at higher ones.



1 我之前一直不太明白此处的compare with, 我的理解是compare A with B, 但是这里显然不是把stimulatory effects和 their ability to dislodge adenosine from its receptors来比,所以感觉这里这里是把众多咖啡因衍生物(caffeine derivatives)的stimulatory effects进行比较,比什么呢?就是比their ability(虽然是多个衍生物,但是都是比较它们的一个能力,所以ability 用单数)






2 compounds就是caffeine derivatives的同意词, 所以第二句话是紧接第一句阐述实验结果的,ETS还用了i.e.把结果强调一遍,而这里确实也是考点。






3 再看第四段,这片文章都是用现在时态的,单单第四段一上来用过去时,所以可以判断第四段是接着说第三段中的实验,所以用过去时。所以第三段和第四段是连在一起的“evidence and arguments”。



望NN指点一下偶的理解


至今才看到,^_^。我觉得,1、此处的compare with是将其刺激效果与其结合能力进行比较的意思。2、同意。3、时态应该没有这么重要的用途吧。第4段开始只不过补充了一些原有情况而已。这个问题好像和整体文章的理解关系不大。

126#
 楼主| 发表于 2005-6-26 05:26:00 | 只看该作者
以下是引用kinci在2005-6-26 0:18:00的发言:

顶!非常无私的gg!! 和所有cd上热心无私提供帮助的朋友们一样,公德无量啊!帮助人可以从一点一滴做起,很感动!


支持!!!





^_^,谢谢kinci。


共同努力吧。有时,我们可以多做一点点。

127#
发表于 2005-7-12 15:53:00 | 只看该作者

再顶.

128#
发表于 2005-7-29 21:52:00 | 只看该作者
感谢楼主
129#
发表于 2005-7-30 02:10:00 | 只看该作者
谢谢版主的辛勤工作。大家也要努力呀。从我做起。
130#
发表于 2005-7-30 13:20:00 | 只看该作者

怎么今天才发现这个宝地呢?(捶胸顿足……)


wangyu大哥真是个好人。

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