题目内容
— Americans spend more on health care than most other people .
— You’re right . But a new study shows that life ___ in the United States is falling .
— You’re right . But a new study shows that life ___ in the United States is falling .
[ ]
A. development
B. position
C. experience
D. expectancy
B. position
C. experience
D. expectancy
D
练习册系列答案
相关题目