You probably need to conjugate 'esquiar' to ustedes form but that depends on the form you guys are in like: Present or Past Pogressive, Preterite...etc.
The 1st one “no se las recomiendes”
Answer:
Spanish adjectives correspond as masculine and feminine. For example, white house is casa blanca, not blanco. Also, in spanish, adjectives come BEFORE THE NOUN,not after like in english. Just like above,for white house you're going to say casa blanca, not blanca casa
Should be manejo if you need a word with an ending suitable for yo