1. ____ duo shau qian? (How much is _____? )
Fill it with the thing you want to ask for the price, you can also use a common term, "je zhe" ("this") or "na zhe" ("that")
2. Shau yi dian ge yi ma? (Can you lower it a little?)
If she is OK for you to bargain, she will say "ge yi" (OK).
3. __3 (san)__ guai, ge yi ma? (Can you five it to me for __3_ yuan?)
4. Mai _5 (wu)___ qe duo shau qian? (How much is it if I buy _5__ pcs ?)
The word "qe" can be changed into "pang/jin" (pound/kilogram), zhang or ben (piece), depending on what item you want to buy.