Student or Learner
Could you help me with the underlined part in the following sentences, thank you.
Mom: Since when do you read the newspaper?
Son: What kind of mother doesn't want her son to be aware of current events?
Mom: Yeah, I'm not falling for that one, let me guess--you're clipping coupons for...
She won't believe his lie (although here it is use it for a good natured lie, like a joke or trick -- we call that kind of lie "a story" and it's not as serious as the word "lie" might sound).
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.