How did Maggie get to the Peak
A. By Peak Tram.
By cable.
C. On foot.
D. Not mentioned.
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People want to see higher-level sports competitions mainly because ______.
A. they become more professional than ever
B. they regard sports as consumer goods
C. there exist few world-class championships
D. sports events are exciting and stimulating
可吸入性粉尘的直径小于( )
A. 10μm
B. 15μm
C. 2μm
D. 0.4μm
E. 1μm
广播电视拥有四种资源，其中被视为广播电视社会和经济效益最终源泉的是
A. 频率资源
B. 时间资源
C. 受众资源
D. 节目资源
______ travels faster than ______.
A. The light, sound
B. Light, the sound
C. Light, sound
D. The light, the sound
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