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。今天我们就一起来看一下2014年12月20日SAT官方每日一题。
The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.
A(Once) the suspension bridge replaced the cantilever, the United States B(becomes) the world leader C(in this new) D(type) of long-span bridgebuilding. E(No error)
(A)
(B)
(C)
(D)
(E)
The correct answer is B
Explanation
The error in this sentence occurs at (B), where there is an inappropriate verb form. To match the past tense established and used elsewhere in the sentence (Once, replaced), the past-tense "became" is needed.
以上就是2014年12月20日SAT官方每日一题的详细内容，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！
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