In order to cut down on the carbon emission，more people choose to travel______.
A. by electric car，bicycle or plane
B. by private car，bicycle or bus
C. by bus，electric car or plane
D. by bicycle. bus or electric car
The word“they”in Line 4，Para. 2 refers to______.
A. older people
B. new things
C. children
D. interests
企业可以在不同的会计期间根据自身财务需要采用不同的会计处理方法。()
A. 正确
B. 错误
【C16】
A. skin
B. tissue
C. organ
D. muscle
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