Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 có lời giải chi tiết (Đề 3)

Although some societies are …………………………..undeveloped, their languages are very complex.

32/96

Although some societies are …………………………..undeveloped, their languages are very complex.

0/3000 ký tự
Giải thích

Although some societies are technologically undeveloped, their languages

are very complex.