Why does the speaker ask the questions？
A. To check the students' understanding of the story.
B. To draw the students' attention to reading skills.
C. To let the students discuss father-son relationships.
D. To motivate the students.
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现金折扣使销售企业应收账款的数额随客户的付款时间而异。()
A. 正确
B. 错误
What is the speaker's purpose in giving this talk？
A. Explain the reason of the shift of interest.
B. Tell us something about the sea.
C. Tell us something about the space.
D. Encourage people to investigate the sea.
The main idea of the last paragraph is that people have______.
A. warmly welcomed the abundance of wealth shown by publishers
B. warmly welcomed the enormous amount of creativity shown by publishers
C. showed great enthusiasm in publishers of great creativity
D. reacted strongly to the unlimited creativity of publishers
在借贷记账法下账户的结构为借方记增加，贷方记减少，余额在借方。()
A. 正确
B. 错误
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