这几天身体还好吧？用英语怎么说呢？

how are you doing these days?
how is everything going these days?

how do u do these days?
are u ok these days?
how do you feel about ur body these days?
（书面只能用第一句）

问了我的外教了,同西红柿的答案!

How are you these days?

Hey Guy!What's up?