单选题
中级
2010-11-17
Why did even long distance phone companies offer credit cards?

参考答案
D
答案解析
暂无解析
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1
Questions 19--33
·Read the article below about the importance of writing job descriptions.
· Choose the best word or phrase to fill each gap from A, B, C, or D on the opposite page.
· For each question 19--33, mark one letter (A, B, C, or D) on your Answer Sheet.
· There is an example at the beginning, (0).

根据以上材料,回答第(19)处的填空。
·Read the article below about the importance of writing job descriptions.
· Choose the best word or phrase to fill each gap from A, B, C, or D on the opposite page.
· For each question 19--33, mark one letter (A, B, C, or D) on your Answer Sheet.
· There is an example at the beginning, (0).

根据以上材料,回答第(19)处的填空。

