【简答题】'Sustainability' has become a popular word these days, but to Ted Ning, the concept will always have personal meaning. Having endured a painful period of unsustainability in his own life made it clear...
【简答题】effect effective effectively A.The advertising campaign (广告宣传活动) didn't have much _____ on sales. B.The new rules will become _____ in the next few days. C.The public should be educa...