下面是是2013年4月9日的SAT官方每日一题的内容，是关于写作方面的，题型是改进句子。SAT官方每日一题是collegeboard每天都会发布的题目，关于SAT考试的三个部分的各个题型。大家和无忧小编一起来看一下这个SAT官方每日一题吧。

　　SAT官方每日一题之写作---改进句子：

　　Writing > Improving Sentences

　　Part or all of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

　　They are smaller than their counterparts in Africa, so Asiatic lions can be found only in Gir, a forest region in northwest India.

　　(A) They are smaller than their counterparts in Africa, so Asiatic lions

　　(B) Its counterparts in Africa are bigger, but the Asiatic lion

　　(C) The Asiatic lion is smaller than their counterparts in Africa, they

　　(D) The counterparts of African lions in Asia are smaller, although they

　　(E) Smaller than their counterparts in Africa, Asiatic lions

　　The correct answer is E

　　Explanation

　　Choice (E) is correct. It avoids the faulty logic of the original by removing the unnecessary pronoun “They” and the conjunction “so” so that the size of the two types of lions is the only thing being compared.

　　下面是一道和SAT官方每日一题相似的题目，供大家练习：

　　The first 10,000 United States patents, known to be the X-patents, were burned in a fire in 1836.

　　Answer Choices

　　(A) to be

　　(B) to have been

　　(C) as

　　(D) as they were

　　(E) as being

　　The correct answer is C

　　Explanation

　　Choice (C) is correct. It avoids the error of the original by using the idiomatic “known as” instead of the awkward and unidiomatic “known to be.”

　　以上就是关于2013年4月9日SAT官方每日一题中写作改进句子的详细内容，包括了题目和选项以及答案，后面附有一道相关的练习题。大家可以在备考SAT的过程中关注SAT每日一题的内容，这样就可以更好有不间断的练习，也就能在日积月累的过程中得到提高。