"What are you up to?" is an idiomatic expression used to ask someone about their plans, activities, or intentions for the near future. It can also be used to express curiosity or concern about someone's actions or motivations.

"Learn the ropes" means to get used to something new or to become familiar with a particular situation, task, or job. It is often used when someone is starting out in a new position or just beginning to learn about something.

The idiom "take a cue from" means to observe or learn something from someone else's behavior, especially when the behavior is successful or effective. It can also mean to imitate or emulate someone else's behavior.

The idiom "bee in bonnet" refers to someone who is overly agitated or upset about something, often to the point of obsession. This person may be fixated on a particular issue and unwilling to listen to other perspectives or reason with others.

The idiom "lie low" means to keep a low profile, or to remain hidden or discreet. It can also mean to avoid attracting attention or being noticed. For example, when someone is wanted by authorities or is in hiding from someone, they might lie low.