li = ['meo' ,'bo' ,'ga', 'cho', 'chim', 'lon'] print(li[::2])# giai them print(li[1::2])# giai them s = zip(li[::2],li[1::2])# giai them for pair in s:# giai them print(pair)# giai them print([i for i in zip(li[::2], li[1::2])])# list conrihention