Things were not as they had been before

Things were not as they had been before Things were not ———they had been before After that they were not as friendly to him as before(保持原意） Things were not( ) they seemed to be.A that B as C what D li As there were not enough chairs in the park ,they had to sit As there were not enough chairs in the park,they had to sit I realized( )there were some things I had not ye Firemen had been fighting the forest fire before they could patients who had been given the new drug were as things were not happening as to be thought they were still there,___they had always been. Things were not that they seemed to be .错在哪儿?