1 People move a great deal from city to city,( )their jobs.A doing B changing2 Airplanes go ( ) between cities.Every twenty-five seconds planes are taking off from airportsA constantly B fast3 Society does not have the ( ) ways any more,the ones which kept people close togetherA new B old C easy D right
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1 People move a great deal from city to city,(B changing )their jobs.ing形式表伴随，频繁更换工作。A doing 2 Airplanes go ( A constantly)不停地， 频繁地 between cities.Every twenty-five seconds planes are taking off from airports B fast Every twenty-five seconds 每25秒就有飞机起飞3 Society does not have the ( D right ) ways any more,the ones which kept people close togetherA new B old C easy 正确的适当的
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1.b2.a3.c
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1.B2.A3.b
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我不懂
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1.B 意为改变工作．2.A 意为不断发生地 后面的Every twenty-five seconds 说明了这一点．3.B 意为古老的方式