题目内容：

 

1.According to a UN list,            is the best country to live in.

A. Australia                                                                B. New Zealand         

C. Zimbabwe                                                             D. Norway

2.The human development index shows            of people in a country.

A. the health                                                            

B. both the health and happiness

C. the number                                                         

D. the progress

3.China came in at number            on the list.

A. 13                                                                                    B. 40                                     

C. 89                                                                                    D. 46

4.The word "average" in paragraph 3 means "          ".

A. 平均                                                                     B. 年龄                                

C. 极限                                                                      D. 寿命

5.Which country has made the most progress in the past forty years?

A. Niger.                      B. Japan.                               C. Oman.                     D. China.