When(A) radio programs became(B) popular, approximately(C) around 1925, many people stopped attending(D) movies

Câu hỏi :

Marking the letter A, B, C, or D on your answer sheet to show the underlined part that needs correction in each of the following questions from 11 to 15.

A. When

B. became

C. approximately

D. attending

* Đáp án

* Hướng dẫn giải

Đáp án là C.

Approximately và  around  đều là phó từ (adverb) diễn tả sự ước chừng mức độ nào đó. 

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