Questions 4 to 5 are based on the passages you have just heard.
A. . Double their revenues.
B. . Provide creative ideas.
C. . Expand business cooperation.
D. . Improve business efficiency.
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A. . In Beijing.
B. . In Shanghai.
C. . In Shenzhen.
D. . In Hong Kong.
Questions 6 to 8 are based on the passages you have just heard.
A. . Ceres and Mars.
B. . Ceres and Vesta.
C. . Vesta and Mars.
D. . Mars and Jupiter.
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A. . Life.
B. . Water.
C. . Ice.
D. . Atmosphere.
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A. . They were made of rock, and covered with ice.
B. . They were orbiting around the planet Jupiter.
C. . They stopped growing in the process of becoming full-size planets.
D. . They stopped growing into full-sized planets because of their size.
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