EXERCISE 3I. CHỌN TỪ/ CỤM TỪ THÍCH HỢP (ỨNG VỚI A, B, C, D) ĐỂ HỊAN TH...

36. According to the writer, ________ .A. only adults learn English B. no children like learning English C. English is only useful to teenagers D. English is popular in much of the world