問題詳情

【題組】3.　Which reason may not lead to air pollution?
(A)Driving cars.　
(B)Riding motorcycles.　
(C)Building factories.　
(D)Planting trees.

參考答案

答案：D
難度：計算中-1
書單：沒有書單，新增

用户評論

【旺旺_考運旺】評論

Factories, cars, motorcycles are all the reasons that result in (造成) our air dirtier and make many people get sick.Planting trees.種樹不會造成空氣汙染