第50课

推荐背诵课文。
1、    Mentally, at least, mostof us could compile formidable lists of ‘do’s’ and ‘don’ts’.
至少在大多数人的心里会编排出一份“应做什么”和“不应做什么”的令人生畏的单子。

2、    The same old favorites recur year in year out with monotonousregularity.
       相同的决心以单调的规律年复一年地出现。
       EG：计算机可以帮助完成那些单调重复的机械劳动。
       Computers are helpful in dealing with those tasks recurring time aftertime out with monotonous regularity.

3、    Past experience has taught us that certain accomplishments are beyond attainment.
       以往的经验告诉我们有些事是办不到的

4、    If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。
So that ：这里的that 并不是so…that的词组 that是作为frustration的定语从句的先行词出现的。

5、    We also make the fundamental error ofannouncing our resolutions to every body so that we look even more foolish whenwe slip back into our bad old ways.
可以表达重蹈覆辙的意思。
所以当我们重蹈覆辙的时候，更加显得愚蠢不堪。

6、    …I applied myself assiduously to thedesk.
这个词觉得蛮出彩的。
我坚持履行了我的计划。

7、    It was this that betrayed me.
而就是这一点暴露了我的秘密。
这个简单句在两个长句子中间出现，调整了句子的协调性，而且避免了重复罗嗦。
暴露秘密这个表达。。一般想到的是exposed吧。。

8、    However, my enthusiasm waned.
然而，我的热情逐渐消退了。