Tham khảo tài liệu 'level b lesson 27', ngoại ngữ, chứng chỉ a, b, c phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Level B lesson 27 1. In mathematics a variable is a symbol .some element of a set. C A. and representing u B. represents u C. that represents D. represents that s life is in many ways unlike that of other women. A u A. An B. A u C. As the D. That the 3. About 20 miles from Boston . town named Concord that has a rich history. a little B u A. has B. there is - C. there are D. where is 4. An advisor to both Franklin Delano Roosevelt and Harry Truman .of Bethune Cookman College. A u A. Dr. Mary Mcleod Bethune was the founder u B. Dr. Mary Mcleod Bethune who was the .
