The computer game has been playing by many children since it appeared.

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Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

The computer game (A) has been playing (B) by many children (C) since it appeared. (D)

computer game

playing

many children

it appeared

Giải thích

Chọn B

“playing” -> “played”, ở đây dùng dạng bị động ở thì hiện tại hoàn thành, động từ chia ở dạng phân từ II