#92 It / You must be (good guess)
#92FORM
It / You must be (good guess)
USE
Can use 'must' to guess and deduce, most commonly with 'it must be', or 'you must be'.
EXAMPLE
It must be really interesting to be a firefighter!
Your driving test is today? You must be nervous!
Used in these lessons
No lessons reference this grammar point yet.