$1$. A nice thing to do at Tet is going to a pagoda to wish for a blissful year

$2$. The government is spending lots of money reconstructing historic buildings next year

$3$. We should plant more trees and more green to improve our polluted environment

$4$. Amazon is the river shorter than the Nile river but longer than the Red river

$5$. It will take us a lot of time to discover the beauty of nature in our country

1. for/blissful/a/going/year/thing /to/nice/a/at/wish/pagoda/to/a/is/to/do/Tet.
→ A nice thing to do at Tet is going to a pagoda to wish for a blissful year.
2. reconstructing/spending/the/money/government/buildings/of/is/lots/next/the/historic/year.
→ The government is spending lots of money reconstructing historic buildings next year.

3. plant/ trees/ we/more/ more/ environment/ should/our/ and/ green/ polluted/ to/ improve.

→ We should plant more trees and more green to improve our polluted environment.

4. Amazon/is/a/the/shorter/little/Red/than/river/than/but/much/Nile/longer/the/river.

→ Amazon is the river shorter than the Nile river but longer than the Red river.

5. us/it/will/lot/take/discover/a/country/to/beauty/time/of/nature/of/in/the/our.

→ It will take us a lot of time to discover the beauty of nature in our country.

@Hina