单项选择题
______ she is expecting is to find someone to manage the restaurant because she is over sixty.
单项选择题 Many firms give away small quantities of their products as ______ so that people can try them before buying.
单项选择题 It is said that the sudden change in weather ______ many people’s health.
单项选择题 English is not the ______ language for almost half of our overseas visitors.
