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2011年8月22日
考试类型:Writing > Identifying Sentence Errors
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.
Once the suspension bridge replaced the cantilever, the United States becomes the world leader in this new type of long-span bridgebuilding. No error
A. A
B. B
C. C
D. D
E. E
正确答案:B
解析:
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.