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Câu hỏi: 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.
Protein molecules are the most complex than molecules of carbohydrates.
A. are
B. the most
C. than
D. molecules
Protein molecules are the most complex than molecules of carbohydrates.
A. are
B. the most
C. than
D. molecules
Phương án B được sửa lại more complex cho phù hợp với cấu trúc của câu
Đáp án B.