Đề thi thử thpt quốc gia 2019 môn tiếng anh (Đề số 15)

(A) vast quantity of radioactive (B) material (C) is made when a hydrogen bomb (D) explode

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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.

(A) vast quantity of radioactive (B) material (C) is made when a hydrogen bomb (D) explode.

vast quantity

material

is

explode

Giải thích

Đáp án D