四级作文模板万能句型开头结尾
1、开头句型 （1）recently the problem of ... has aroused people s concern.最近，......问题已引起人们的关注。 （2） recently the problem of ... has been brought to public attention.最近，......问题已引起公众的广泛关注。 （3） recently, the problem of ... has been brought into focus.最近，........