5.
阅读理解
Today is Sunday. Kitty and Alice are in a
bookshop. The bookshop is very large. There are many students in it. There are
many picture-books, exercise-books, storybooks and so on. Kitty has got ten
yuan and Alice has got twenty yuan. Alice wants two picture-books and a
story-book. One picture-book is five yuan. One story-book is 4 yuan. Kitty
wants a rubber and 3 exercise-books. One exercise-book is two yuan. And one
rubber is one yuan. They buy the books and the rubber. Kitty and Alice like
drawing. They are good at drawing insects. They want to buy some crayons, too.
The big box is 12 yuan and the small box is 8 yuan. What crayons can they buy?