用but造句。

I can't help you,but my mom can.

我不会帮你,但是我妈妈可以.

I like this book,but it's too expensive.

我喜欢这本书,但是它太贵了.

I'd like to go to the cinema with you,but I am too busy now.

我想和你一起去电影院,但我现在太忙了.

I may go there, but that depends. 

我可能去， 但那要看情况而定。

I like this coat but my mother doesn't.

我喜欢这件外套但是我妈妈不喜欢。