Question

1. Select only the sentences that are correctly written in the Present Perfect Continuous.

a. University students will not do any volunteer work if they do not have the economic support of their universities.

b. If they have the economic support of their universities, students will go to do volunteering work.

c. none of them

Answer 1

Respuesta:

b. If they have the economic...

Explicación:

la b), ya que es la unica de las dos oraciones que usa una palabra con -ing que es lo que se usa para un verbo que este en Present Perfect Continuous.