题目

The patient isn’t out of danger.He is _________ than he was yesterday. A.no better          B.worst              C.not worse          D.not more   答案：A句意：这个病人没有脱离危险。也就是说他并不比昨天好多少。  写出一个不等式x-1＜3的无理数解，它是________．