Can I recruit comrades at level 80?

As long as the account is officially recharged, you can recruit comrades at any time.

Is the 3x experience earned by the envied trumpet or is it all available?

For triple experience to take effect, the level of the two people does not exceed level 5, the distance does not exceed 100 yards, both accounts are below 81, and they are on the same plane. As long as you are recruited, all alts below 81 will be available within 3 months.

If the level difference is more than 4 levels and 3 times the experience, will all the experience be lost or will only the alt account have it?

Effective within level 5. Small sizes below 81 are available.

How does a novice play Thief?

Novices have no problem playing any profession. There is no saying in World of Warcraft that a profession is particularly difficult to learn, only that it is difficult to play well. As long as you feel like you like this profession when you play, it's fine.

For tribes, experts can talk about talents and races, or introduce some brainless professions.

Orcs: The stun effect lasts 15% shorter, increases attack power and magic power, lasts for 15s, cd2min command, pet attack +2%

Troll: All moves you receive The duration of the restriction effect is shortened by 15%, Beast Slayer... damage to beasts is increased by 5%, melee, ranged and spell casting speeds are increased by 20%, lasting 10 seconds, CD3min

Undead: remove charm, Fear and hypnotic effects. This effect shares a 30-second cooldown with other similar effects, with a CD of 2min. Your attacks and damage spells have a certain chance of absorbing the target's life, causing 13680 points of shadow damage, and restoring the same amount of health to you. Restores 7% of total health and total mana every 2 seconds, lasts for 10 seconds, cd2min

Blood Elf: Silence, silences all enemies within an 8-yard radius for 2 seconds, and allows you to recover 15 Point energy value. It can also interrupt the spell casting of non-player enemies, lasting 3 seconds, cd2min, arcane torrent - energy recovery, 15 energy/6% mana/15 runic energy/15 rage/15 concentration/1 point of vitality

Tauren: 0.5s cast, stuns up to 5 enemies within an 8-yard radius, lasting 2 seconds, CD2min, base endurance +5%

Goblin: Rocket jump, time is money , haste +1%.

Pandaren: paralyzes the target for 4 seconds. After using this skill, you will pause the attack. CD2min. Gourmet. Eat enough to gain double attributes, elasticity and lightness, and normal mind.

All professions in leveling are relatively brainless. But professions with assistants are easier: Hunters, for example. Mages are also highly regarded because they can kill people with just a few keystrokes.