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[音频]

A. Because it’s more convenient to produce goods.
Because it’s cheaper to produce goods.
C. Because the quality of the goods is better.
D. Because the design of the goods is preferred.

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[音频]

A. 2007
B. 2016
C. 2013
D. 2009

Passage TwoInventions and Technology from Ancient ChinaQuestions 19 to 21 are based on the passage you have just heard.[音频][音频]

A. The process for making silk.
B. The process for making paper.
C. How a compass worked.
D. How a kite worked.

[音频]

A. To draw maps.
B. To guide ships in the water.
C. To help when lost in the woods.
D. To plan cities.

[音频]

A. For communication in the army.
B. For children to play with.
C. To measure distances.
D. To test the wind.

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