①形容词+ about
anxious about(对⋯担忧,焦虑) concerned about(关心)
crazy about(对⋯狂热,热衷于) doubtful about (of)( 怀 疑 ) sorry about(遗憾)
particular about(对⋯讲究,挑剔)
anxious about(对⋯担忧,焦虑) concerned about(关心)
crazy about(对⋯狂热,热衷于) doubtful about (of)( 怀 疑 ) sorry about(遗憾)
particular about(对⋯讲究,挑剔)