Liu Ying is ________ student in the class. So she always gets the best grades.

The snake lives ________ grassland.

— Were you surprised by the ending of the film? — No, I _______the book, so I already knew the story? [ ]

We tried to find a table for seven，hut they were all .

Lion: Want to have a fight, little dog? Dog: NoI don’t want to fight an animal that is ______extinction(灭绝)My master told me that we should protect endangered animals