Do an aboutface aboutturn :có thay đổi lớn
VD : I’d only gone a little way down the street when I remembered I hadn’t locked the door, so I madedid a quick aboutturn.
To chicken out :không dám làm gì đó
VD : My friends told me to try skiing next week. But I chicken out.
Jump at the chance: chớp cơ h[r]