题目内容

A.inB.onC.withD.without

A. in
B. on
C. with
D. without

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A.changedB.improvingC.changingD.improved

A. changed
B. improving
C. changing
D. improved

A.supplyB.materialC.suppliesD.shortage

A. supply
B. material
C. supplies
D. shortage

A.suburbsB.suburbC.citiesD.city

A. suburbs
B. suburb
C. cities
D. city

A.thanB.than toC.withD.to

A. than
B. than to
C. with
D. to

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