Please contact us at 4777 8886 whenever ______ A.it will be convenient to youB.you will be convenientC.you are convenientD.it is convenient to you请帮忙给出正确答案和分析,谢谢!
Sometimes its good to stop for a while to think about the past and ______ the future A.contaminateB.contemplateC.consolidateD.contradict请帮忙给出正确答案和分析,谢谢!