24（）

单项选择题Paul is proud in______.

A. his company being long-established
B. his company providing a comprehensive service
C. his company having a proven record of success

单项选择题12（）

A. what profit really means
B. it is too large and represents too much of the consumer’s dollar
C. as the difference between total revenue and total cost
D. what the business person has left after paying expenses
E. what they might want
F. production
G. whether they come from outside the business