1, What's your r number? 2, I am sure he did not d e the appointment. 3, We must even off the differences between s classes. 4, Would you kindly make an e for us this time? 5, Her dress was too showy for such a f occasion. 6, I ( 建议 ) that we go out to eat. 7, His face burned with ( 羞愧 ). 8, Doctors issued a ( 警告 ) against eating any fish caught in the river. 9, I love to go to ( 非正式的 ) parties. 10, The seniors are planning to have a ( 聚会 ).