1) Which one is heavy ? a) b) c) 2) Which one is light? a) b) c) 3) Which one is light? a) b) c) 4) Which one is heavy? a) b) c) 5) Which one is heavy ? a) b) c) 6) Which one is light?  a) b) c) 7) Which one is light? a) b) c) 8) Which one is heavy? a) b) c)

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?