In the Web page, the word "proficiency" in paragraph 1, line 6, is closest in meaning to

Question 1

C. experience

Answer

C. experience

Question 2

A. system

Answer

A. system

Question 3

D. mastery

Answer

D. mastery

Question 4

B. practice

Answer

B. practice

Câu hỏi: In the Web page, the word "proficiency" in paragraph 1, line 6, is closest in meaning to