请将中英文意思配对。 1. He sent her a single red rose. ( ) 2. The price of a single ticket is thirty-nine pounds. ( ) 3. His first single topped the charts for six weeks. ( ) 4. Is it difficult being a single mother? ( ) 5. I'd like to have a single room, preferably, facing south. ( ) a. 他的第一首单曲连续六登上排行榜榜首。 b. 他送给她一支红玫瑰。 c. 做单身母亲难吗? d. 我想有一间单人房,最好朝南。 e. 一张单程车票的价格是三十九英镑。