TET, N now is not like the ones of old.

Tet is a traditional Hholiday ofin my country.

Normally, we have 7~9 days off, and we come to go back to our homelands, meet myour presents, and friends, and do the things our ancestors used to do during these days.

But rRecently, however, young people, instead of go homeland, they likeing back home, traveling or stay in the city where they still live and work every day, enjoying it like a normal day off.

Gradually, the traditional history of theose days iswill fadinge away.

TET, N now is not like the old.before

Tet is a traditional Hholiday of my country.

Or "Tet is one of my country's traditional holidays".

Normally, we have 7~-9 days off, and we come homeland, meet my, give/receive presents, meet friends, and do the things our ancestors used to do these days.

It's not possible to "meet presents," so I'm not sure what you mean.

But recently, young people, instead of going to the homeland, they like traveling or staying in the city where they still live and work every day, enjoying it like a normal day off.

Gradually, the traditional history of theose days is fading away. / Those traditions are gradually fading away these days

These days - refers to the present
Those days - refers to some time in the past

Tet is a traditional Hholiday of my country.

Normally, we have 7~-9 days off, and we comgo to the homeland, meet myreceive presents, meet friends, and do the things our ancestors used to do these days.

But recently, young people instead of going to the homeland, theyyoung people like travelling or staying in the city, where they still live and work every day, enjoying it like a normal day off.

Gradually the, traditional history of these days is fading away. these days