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第1题

What was the people . s solution to the high cost of mail service? A. They traveled to the area where their family or f
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第2题

Why didn. t some people use the postal service in the 1840s? A. It was expensive. B. It was unreliable. C. There were
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第3题

The major difference between the mail service of the 1840s and that of today is that A. the sender paid the cost B. th
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第4题

In 1840, the cost of mailing a letter was mainly determined by_ _ A. the weight of the letter B. . how important the m
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