它们多少钱用英语怎么说

它们多少钱用英语怎么说：How much are they?

1. 我想知道这双鞋多少钱。- I want to know how much these shoes are.

2. 请问这个包包多少钱？- Excuse me, how much is this bag?

3. 他们问我这本书多少钱，我不知道怎么回答。- They asked me how much this book was, but I didn't know how to answer.

4. 我们需要知道这些衣服的价格。- We need to know the prices of these clothes.