2015年8月16日SAT官方每日一題

　　標題範例：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.

　　Beluga whales, (A)which are also called sea canaries (B)because of their high-pitched chirps and gregarious natures, are the only animals (C)known mimicking the sounds (D)of human speech spontaneously. (E)No error

　　(A)

　　(B)

　　(C)

　　(D)

　　(E)

　　謎底：C

　　【剖析】

　　The error in this sentence occurs at (C), where there is unidiomatic phrasing. The present participle “mimicking” should be replaced with the infinitive form of the verb, “to mimic,” to form the correct idiomatic expression “known to mimic.”