politely, cordially (gentilmente, garbatamente).

Command:—

—Offer your chair politely to your nearest neighbor.
—Shake hands cordially with your nearest neighbor.

Subject:

alternately, in succession, simultaneously (successivamente, alternativamente, simultaneamente).

Command:—

—Raise your two hands alternately above your heads.
—Raise your two hands simultaneously above your heads.
—One of you children walk around the room bowing to each pupil in succession.

Subject:

Well, badly, fairly, best, worst (bene, male, meglio, peggio, così così, benino, maluccio, benissimo, malissimo).