They are all correct. Keep #2 same way.
Señora Menchero: Te gusta el café?
If you say "le gusta el cafe?" It would be appropriate to say "Usted le gusta el cafe?"
And it depends where you go, some countries would say le gusta and some countries use te gusta. In Puerto Rico, we say te. When I went to Uruguay and Argentina, they use le.
The match for our equipement
I think contar doesnt have a stem change but I may be wrong.
Hoy es un día hermosoHope this helps.
Hoy = today
es = is
un = a
hermoso = beautiful or lovely
día = day
In Spanish the adjective comes after the noun.
Hope this helps.