Đề thi của lớp mấy v

Kết quả bài này là 71.3/7%

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

Question 8: Research has shown that students, especially those in high schools and  universities, can learn ________ they do from instructions and textbooks.

A. so many that

B. as much as

C. as many as

D. so much that