open a can of __________

= create a whole new set of problems

a wild ___________ chase

= a hopeless search for something or an impossible task

watch like a/an _______

= watch something very closely

get your ______ in a row

= organize things

hold your ________

= slow down, stop

"I'll be a ___________'s uncle"

= "I'm very surprised"

like shooting ______ in a barrel

= something very easy to do

the ___________ in the room

= an obvious problem that people avoid talking about

have a ______

= become angry or upset

a ______ in a china shop

= a clumsy person

a scaredy- ______

= a person who is easily frightened

to take the _______ by the horns

= to take action

until the _______ come home

= until very late