Where did you get to know her— It was on the farm _______ we worked

You’re always working Come on, let’s go shopping –________ you ever want to do is going shopping

下列各句中，加点的成语使用不正确的一项是（ ）

The prices of houses ______ because the demand of them become more and more great

（题文）He had his camera ready ____________ he saw something that would make a good picture.