人教版高一英语必修三P20第一题答案答:1.outdoors,upset,be concerned about,loose,go through,ignore,face to face,calm down,curtain,a series of.2.upset,go through,came down,concerned about,outdoors,loose,face to face.3.in order to,dusty,set down,at dusk,concern about,entirely,curtains,on ...