Es bueno que ustedes sus maletas para el viaje hoy, en vez de esperar. hagan
hacen
haga
hace

Es bueno que ustedes hacen sus maletas para el viaje hoy, en vez de esperar.

Explanation:

Hagan is the past tense or future tense for "do it". For example, "Querio que me hagan ese trabajo en la tarde", which mean, "I want you guys to do that job for me in the afternoon". It could be used to explain what you want multiple people or objects to do.

Hacen is the present tense for "doing". For example, "Me hacen el pelo" which means "They're doing my hair" Its generally used to explain what two or more people or objects do to you. It can also be used to explain what two or more people are doing in the moment or in the present.

Hace is also a present tense for "doing" For example. "Ella me hace el pelo", which means, "She is doing my hair". It is usually used to explain what one object or person is doing to you.

Haga is also used in the past or future tense for "do this/that". For example, "Yo le dije a ella que me haga esto asi," which means, "I told her to do this like this". It could be used as a suggestion/order to someone or something.

Hope this helped - Maria