`1.`Everest is the highest mountain in the world.
`2.`My aunt and my uncle are coming to visit my family nexe week.
`3.`Mai is helping her mother to cook dinner at the moment.
`4.`The traffic in the city is more crowded than in the country.
`5.`Hue's food is more famous than Ha Noi.
$\text{Um, hay nhất bạn nha!}$