In 21st century universities in the US, there is little room for traditional literature because students feel a lot of         to study science.

A mailman in America has taken ________ from the popular children’s cartoon and carries his deliveries out with a cat accompanying him.

In China, the education is divided into three _______: basic education, higher education and adult education.

Finding information in today’s world is easy, but the ______ you are likely to face is how you can tell whether the information you get is useful or not. 

 ---Can you tell me why more and more people choose to shop in a supermarkets? ---Because it offers a great ______ of goods.