Mark the letter A, B, C, or D on your answer sheet to indicate the one that best completes each sentence.
In bacteria and other organisms,________.
A. it is the DNA that provides the genetic information
B. which is the DNA that provides the genes
C. the DNA providing the genetic information
D. the DNA that provides the genetic information
Đáp án là A. Câu thiếu mệnh đề chính (S+V) . Cấu trúc câu chẻ nhấn mạnh: It + be + N + that +…