GERUNDIO E INFINITIVO

"________ your keys somewhere safe can prevent a lot of annoying situations.". Keeping. To keep. keep.

"He's not very good at ________ for his mistakes, even when he's clearly wrong.". admitting. to admit. admit.

"We're going ________ this weekend if the weather's good.". hiking. to hike. hike (senderismo).

"It was such a relief ________ that the vase hadn't broken when it fell off the shelf.". discovering. to discover. discover (descubrir).

"He wants ________ his resistance to change before it becomes a real problem at work.". overcoming. to overcome. overcome (superar).

"The teacher told the students ________ out during the fire alarm, but nobody was actually in danger.". not going. not to go. not go.

"I would love ________ what's really behind his sudden refusal to help.". knowing. to know. know.

"His constant excuses made his colleagues ________ increasingly frustrated with him.". becoming. to become. become (convertir).

"________ the window, it's getting cold in here!". Closing. To close. close.

"________ up, we don't have much time left!". Hurrying. To hurry. Hurry (prisa/apurarse).

"________ quiet, the baby is sleeping.". Being. To be. Be.

"It's essential ________ a valid form of identification when you check in at the airport.". presenting. to present. present (presentar).

"It was a great opportunity ________ new skills during the training course.". developing. to develop. develop (desarrollar).

"It's not easy ________ a good work-life balance when you have a demanding job.". maintaining. to maintain. maintain (mantener).