Cheaper personal computers are been produced by manufactures throughout the world.

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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.

Cheaper (A)personal computers are been (B)produced (C)by manufactures throughout(D) the world.

Cheaper

are been

produced

throughout

Giải thích

Chọn B

Sai về cấu trúc câu bị động, bỏ “been” ở đáp án B thì câu trở về dạng bị động thông thường.