41. What is the main idea of the passage?
A. Encyclopaedias are great books for students.
B. Encyclopaedias have lots of interesting pictures.
C. Encyclopaedias are useful books for learning.
D. Encyclopaedias are too hard to be used.
42. Why are encyclopaedia articles longer than dictionary entries?
A. They have more and longer pages.
B. They explain more about the subject.
C. They are written by smart people.
D. They are organized alphabetically.
43. What does the underlined word “categories” mean in the passage?
A. A kind of book.
B. Special pictures and pages.
C. A type of encyclopaedia.
D. Groups of things that are similar.
44. What makes encyclopaedias fun to read?
A. They have fun games inside the book.
B. They have more words than dictionaries.
C. They have pictures, maps, and photos.
D. They are organized in a special way.
45. How can you find something quickly in an encyclopaedia?
A. By looking at the pictures and maps inside.
B. By referring to the alphabet or categories.
C. By asking someone who knows the direction.
D. By reading the whole book again and again.
