MCQ
To talk one's head off
From Idioms and Phrases · English Language Competence Test
To talk one's head off
To stand to one's guns
I am leaving India <u><em>for good</em></u>.
His plan was so complicated that it <u><em>floored</em></u> his listeners.
A snake in the grass
Leave one to sink or swim
Hobson's choice
To hit the jackpot