Lily's calculator is not working.

Lily's calculator has more functions and is faster.

Sally has to work out the profit from last year.

Calculating figures requires great attention.

Sally will return the calculator as soon as she finishes the job.

再听一听他们的谈话，看看你对对话的细节了解了多少，将下列内客根据谈话排序,

Accounting could date back to about               years ago.

People in the old days relied on old accounting methods to record                           .

Accounting has greatly changed with the development of                   .

Accounting is very important in your business because it shows                                 .

According to the writer, accounting is                        .