我想好好放松下 英语怎么说？

1.我想好好放松下。
I want to have a good relaxation.

2.你能来我很高兴。
I'm glad that you'll come.

I want to relax.

I'm glad you can come.

I'd like to have a good relax
I am happy you can come

I really want to have a good relax.
I'm very glad that you can come.

fdsg

I could use some rest.

It's good/nice to have you here.

是定语从句吧，表示原因。glad是形容词表语，修饰形容词表语的应该是状语。