The old couple have been married for 40 years and never once ________ with each other.

下列句子中加点的成语，使用不恰当的一项是

ny people, paper is ________ better material, because ________process for recycling paper seems much easier.

“What’s your opinion on the matter, please?” “Oh, sorry, I _______.”

Speaking in an inspection in Yunnan Province, Xi Jinping said authorities must _______ poverty removal efforts to support the building of a rich and successful country.