Finish the sentences with the right words:

Many wild animals ______________ because people have destroyed their living environment. We have to take some actions to prevent the ___________ of wild animals. (disappearance; disappear) The new motorway between the two cities has finally __________. It’s good news for people who have to travel a lot there.The manager made a speech at the __________ ceremony of the supermarket. (open; opening) Thanks to his ___________, we are all saved, and all of us think he is such a _______ person. (kind; kindness) The man carried the boy to __________ as the train come over, and the boy was _________ at last. (safe; safety)

disappearance

have disappeared

opened

opening

kindness

kind

safety

safe