这篇文章一共五段,可以按总分结构来提取主题,其首段无转折词,但段首句是问句,一般来说如果段首出现问句,后面的内容就是在对其作答。所以这篇文章的主题就是在解释cream比butter坏得快的原因就是他们的内部结构不同。这篇文章没有专门考主旨题,但考了一个观点题
According to Brocklehurst, we can keep cream fresh by ________.
A) removing its fat
B) killing the bacteria
C) reducing its water content
D) altering its structure(D)
结合文章的主题我们不难猜出答案应该跟食物的结构有关,所以应该选D项。
如何把握观点分述结构文章的主题?观点分述结构的文章包括以下几个部分:现象1(观点1) 理由(解释现象1或观点1) 反对理由 结论(现象2或观点2)。对于观点分述型文章,找主题有两种方法:一种是首段观点+末段观点(如果后面段落的段首出现转折词,则否定首段观点,肯定末段观点);另一种方法是直接看后半部分段落开头的转折句。例如:
Believe it or not, optical illusion (错觉) can cut highway crashes.
Japan is a case in point. It has reduced automobile crashes on some roads by nearly 75 percent using a simple optical illusion. Bent stripes, called chevrons (人字形), painted on the roads make drivers think that they are driving faster than they really are, and thus drivers slow down.
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