밑줄친 부분에 a와 더를 구분하여 넣는 문제인데 정답 확인 부탁드릴게요.

2.1 Did you see a movie? Yes, I saw a movie./No, I didn't see a movie.

2.2 Was the movie interesting? The movie was interesting.

2.3 What was the name of the movie? The name of the movie is ......

2.4 What was the movie about? The movie was about.....

2.5 Which actor played the hero? Jone played the here.

2.5번의 답이 가장 헷갈립니다.... 해석 부탁드립니다.

4.1 Have you read a book recently? Yes, I have read a book recently./No, I haven't read a book recently.

4.2 Was the book interesting? The book was interesting.

4.3 What was the title of the book? The title of the book was....

4.4 What was the book about? The book was about....

4.5 What was the name of the hero? The here was..../The book didn't have a hero.

이것 또한 4.5번이 가장 헷갈리네요...

7.1 What was the first class that you had? The first class that I had was.....

7.2 When you went into the classroom, the professor already in the classroom or did the professor come in later?  the professor was already in the classroom.