Be in one’s element
Be in a happy and comfortable situation
Be concerned about someone or something
Worry about someone or something
Lay something out
Arrange or organize something
In the middle of something
While something is happening ; during something
Keep a stiff upper lip
Be brave and calm in a difficult situation
To the letter
Exactly as written or instructed ; perfectly
Go wrong
Fail ; not happen as planned
Pass out
Lose consciousness ; faint
Why in the world ?
Why really? Why in fact ?
Put two and two together
Figure something out ; reason from the facts
Be out of the woods
Be out of danger after an illness, injury,or difficult situation
The first leg
The first part of a trip