Welcome to the forum, Djb. In both sentences, what is being offered, the direct object, is the drink.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Djb'they offered a drink to him'Is 'drink' now the indirect object and 'him' the direct object?No. It doesn't work that way. The direct object is still 'a drink' in both cases.