2. the Imperial City/to Hue./visit/when/you/You/travel/must
⇒ When you travel to hue, you must visit the imperial city.
3. in/the/is/longest river/Mekong River/the Southeast Asia.
⇒ Mekong river is the longest river in Southeast Asia.
4. Asia./in/is/The Gobi Desert/largest/the/desert
⇒ The Gobi Desert is the largest desert in Asia.
5. Hoan Kiem Lake/because/forget/to visit/it’s/Don’t/very/beautiful.
⇒ Don't forget to visit Hoan Kiem lake because it's very beautiful.
6. in/biggest/is/Son Doong Cave/the/cave/Vietnam.
⇒ Son Doong Cave is the biggest cave in Vietnam.
7. highest/in/Vietnam./mountain/is/Phanxipang Mountain/the
⇒ Phanxipang Moutain is the highest moutain in Vietnam.
8. I/think/Sapa/is/summer./more/the/beautiful/in
⇒ I think the summer in Sapa is more beautiful.
9. Ly Son Island./Phu Quoc Island/than/famous/is/more
⇒ Phu Quoc Island is more famous than Ly Son island.
10. tourist/has/attractions/a lot of/Viet Nam
⇒ Viet Nam has been a lot of attractions for tourist.