单项选择题

What does the passage mainly discuss

A．The influence of ice on the diet.
B．The development of refrigeration.
C．The transportation of goods to market.
D．Sources of ice in the nineteenth century.

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单项选择题

The author describes Thomas Moore as having been on the right track (Lines 1-2, Para. 3)to indicate that______.

A．the road to the market passed close to Moore's farm
B．Moore was an honest merchant
C．Moore was a prosperous farmer
D．Moore's design was fairly successful

单项选择题

Why is it that we sometimes forget our surroundings and even our identity while reading

A．Because no one has come to disturb us.
B．Because everything is so quiet and calm around us.
C．Because the book we are reading is so interesting and attractive.
D．Because the book is overdue; we are finishing it at a very fast speed.