A
　　48 hours ——> two days
　　50% off ——> discount
　　a couple of times ——> twice
　　a little after ten ——> just past ten o'clock
　　a waste of money ——> not worth the money
　　a week from today ——> next week
　　a week from tomorrow ——> in eight days
　　age ——> era
　　agreement ——> contract
　　ahead of time ——> in advance
　　any day now ——> soon
　　anything but poor ——> rich // has a lot of money
　　apply for a loan ——> borrow money
　　approach sb ——> talk to sb
　　around ——> nearby
　　ask for a refund ——> get money back
　　astonished ——> surprised