A．She decided to buy a gold necklace.B．She decided to buy a pair of gold earrings.C．Sh
A. She decided to buy a gold necklace.
B. She decided to buy a pair of gold earrings.
C. She decided to buy a pair of gold earrings and necklace.
D. She decides to buy a pair of silver earrings.
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A．During literature class.B．The next day.C．In about an hour.D．Before literature class.
A. During literature class.
B. The next day.
C. In about an hour.
D. Before literature class.
A．Many sources of surface water have been found.B．Chemicals were found in the water.C．
A. Many sources of surface water have been found.
B. Chemicals were found in the water.
C. A growing population need more clean water in that place.
D. A bomb factory will be built there.
【S13】
A. dissembled
B. disassembled
C. assembled
D. resembled
What do we know about the "ghosting" from the passage？
A. It is a double image of TV.
B. It refers to the speed of light.
C. It was eventually solved by engineers.
D. It refers to the speed of the radio signals.
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