请阅读短文，完成此题。 Often heard people complain about, why not my face, why so bad weather today, why do I livein such a poor family, why God told me ... why should we complain about it complained that it?Life was not all the best, life was not perfect, on the contrary, the ups and downs, is the routine. Do not complain, evervone's life will not be easy, but precisely because of these?twists and turns?infolding wave, acquired a colourful life. If we can often look at the issue from another angle, you might easily find the life is still veryexciting. You can't change the face, smile, why don't you think about indulgence; you can'tchange the weather, why don't you change the mood? As the saying goes: after the storm. The sameis true of life, after training can often make life wonderful. China, a writer came to the United States, he saw a flower of the old lady is always veryhappy, very strange. He would pick a flower asked:"Why are you always so happy?" Replied theold lady. And it made the writer stand in amazement."That Jesus was crucified is the world'sdarkest day, three days later to Easter. All the trouble to wait for three days as long as the right notto vanish into thin air?" Writer for the old lady answered and moved an old lady could look at thisfree and easy life, could see so thoroughly to life. King inventors--Edison filament do in order tofind the best materials have been done a 1,000 experiment many times and failed. Have a laugh athis neighbour, "Do you know to do 1,000 experiments have failed many times?" Edison said, "I amnot found more than 1,000 kinds of inappropriate material filament so it?" Edison failed to look atfrom another angle, he is quite sure that it can be the most suitable materials, is precisely becauseof this self-confidence, they are able to make unremitting efforts, finally successful. People to love life, love life, to have self-confidence, it is necessary to make unremitting effortstowards the target, like Ai Qing said, "Even if we are a candle, wax should be dry before the torchashes tears; even though we are a match should be at the crucial moment there is a ray of light," ifso, will the meaning of our lives, our lives will be able to issue a strange glory. Finally, I had toremind you that in the face of setbacks, do not complain about it complained that the old, and tolearn how to transform the issue of perspective, so that life is not susceptible to "rain" by knockout. qaat is the author's attitude towards life? 查看材料
A．Positive. B．Indifferent. C．Pessimistic. D．Radical.