Recent years have _______ rapid changes of my hometown. —-Yes, I could hardly recognize it when I arrived yesterday.

________ the little boy looked after his sick uncle a whole year moved us all

Success will belong to those ___ never say “impossible”.

I want to know something about your holidays. Would you please tell me how you usually _____ Thanksgiving Day in your country?[ ]

依次填入下列各句横线处的词语，最恰当的一组是（ ）（3分）“口感好”“有营养”“无污染”……随着这些理念的_______，有机产品迅速增长。然而，一些问题也开始_________：有的产品或销售企业有机产品认证标志使用不规范；有的企业甚至以普通产品_______有机产品。