.In the countryside car is not yet popular means of transportation.A. the aB. a theC.

问题补充：

.In the countryside, car is not yet popular means of transportation.

A. the, a

B. a, the

C. the, the

D. a, a

答案：

(答案→)A. the, a

B. a, the

C. the, the

D. a, a

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