Fill in the correct form of sein for each sentence. Pay attention to whether the noun is singular or plural.
Der
The tennis court is big, and the tennis courts are modern.
Das
The hobby is interesting, and the hobbies are diverse.
Die
The guitar is beautiful, and the guitars are expensive.
Der
The film is exciting, and the films are funny.
Das
The book is long, and the books are old.
Der
The amusement park is popular, and the amusement parks are well-known.
Das
The game is difficult, and the games are entertaining.
Die
The trip is wonderful, and the trips are full of adventure.