9. Many young people in the West are expected to leave ______ could be life's most important decision --- marriage --- almost entirely up to luck.
【原创】The language is so beautiful that it has aroused my sense of beauty and has _____ the beauty of my inner feelings.
【原创】The three decades after the practice of the policy of reform and opening up has _____ great prosperity in most areas of China.
【原创】Mr Smith was _____ flight to New York _____ he remembered he had taken all the family's keys to the doors with him.
【原创】He knew the problem was serious and promised to look into it _____ he reached office.
【原创】Jane kept quiet about the accident _____ lose her job.