题目

Mr White is a blind man who likes travelling alone. However, as a blind man, he has met a lot of ______ during his trips.Once Mr White travelled to Texas. It was his first time to go there. On the plane, he sat next to a woman who ____ Texas. The woman told him that everything was ______ and better in her city. When Mr White arrived, he found a ______ and decided to spend the night there.After dinner, Mr White went to a wine bar (酒吧) and ordered a glass of wine. When the waiter (服务员) brought him one, he was _____. “Wow! How big!” he said. Mr White doesn’t drink often, _____ he 下列各气体分别与氧气混合后点火，不可能发生爆炸的是A.H2B.N2C.COD.CH4