单项选择题
How hard is it to get beautiful hair
Beautiful hair cannot be taken for granted. Environmental factors, chemical treatments and the mechanical damage done by combs, brushes and blow dryers all have a bad effect on the hair in the long run. The hair parts into thin pieces, loses its brightness, becomes hard and easily broken and develops split ends.
Our heated Scissors, a new approach to pretty hair, is a modem technological device available most cities now.
No hairdresser needs to be told how crucial the quality of a pair of scissors is. But all the same few have imagined a cutting tool as sharp as razors. What’s more, the heating element is located in the interior of the edges, with the best possible heat transference to the cutting edges. Heated. cutting edges with individually adjustable temperatures seal the cuts instantly. The cut end of the hair is closed up smoothly and neatly.
Right from the very first cut, the hair takes on a new look with a brilliant shine.
A．虽然许多自然界的规律尚未发现，但他们确实存在于自然界中。
B．存在于大自然中的许多法律还没有被科学界发明出来。
C．许多自然界的规律实际上存在于自然界中，尽管不能被发现o
D．尽管很多自然界的规律没有被找出，但是这些规律实际上存在于自然界中。