1. 明年我想去北京，上海，和 西安。(Next year I want to go to Beijing, Shanghai and Xi'an).

2. 我学韩语 or 我学习中文。(I study Chinese).

3. 我的中国的朋友不喜欢听电音乐。(My Chinese friend doesn't like listening to electronic music).

4. 我家有一只黑色的猫。(In my house there's a black cat).
     我家有一隻黑貓

5. 这本书多少钱？(How much is this book?)

Are they correct?