Mary would like _______an animal doctor.
---_____ can we protect the environment in our daily lives?--- As for me, I think we are supposed to use both sides of paper and try not to use plastic bags.
--- Hey, Eric! What has happened?--- The lift is broken again! You know, I live on the _________ floor.
---I’m too nervous to give a speech before so many people. ---_______, Maria. You can do it.
Mom added some salt into the soup, ______ it still wasn't salty enough.
Swimming can be ______ exciting sport for kids in summer.