"ese libro" is "that book"
"este libro" is "this book"
"aquel libro" is also "that book"
"este libro" is the correct answer because it is stating that the book is near the person talking about that book.
Answer:
1 es
2 soy
3 sois
4 somos
5 eres
Explanation:
they all fit with the sentence
the correct answer should be :
Toda la familia han comido en un restaurante elegante antes de ir a la ??
hope I helped