hang by a thread — (Idiomatic) To be in danger, calling for precise caution; to be in a precarious situation.
play with fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
take on — to get into one's hold or possession by voluntary action: to take a cigarette out of a box; to take a pen and begin to write.
carry — If you carry something, you take it with you, holding it so that it does not touch the ground.
cross — If you cross something such as a room, a road, or an area of land or water, you move or travel to the other side of it. If you cross to a place, you move or travel over a room, road, or area of land or water in order to reach that place.
cruise — A cruise is a holiday during which you travel on a ship or boat and visit a number of places.
drive — to send, expel, or otherwise cause to move by force or compulsion: to drive away the flies; to drive back an attacking army; to drive a person to desperation.
