Income Sources of College Students Survey of Income Somas of American and Chinese Students
1．描述图表。 2．说明中美大学生收入来源的原因和理由。 3．阐明未来中美大学生的收入的发展趋势。

A) enlarged BI increased C) intensified D) expanded

A．they can have it fixed in no time
B．it's no longer necessary to make an appointment
C．the appointment takes only half a day to make
D．they only have to wait half an hour at most