单选题：The increase in the U.S. life expectancy is mostly due to

题目分类：卫生类
题目类型：单选题
查看权限：VIP

题目内容：

The increase in the U.S. life expectancy is mostly due to A．increasing life expectancy rates in some other countries。
B．declining death rates from heart diseascancer and stroke
C．a rise in the rate of chronic diseas
D．a declining birth rat

参考答案：

答案解析：

Depression is regarded by many older people as__________

分类：卫生类题型：单选题

查看答案

Depression in older people is strongly linked with__________

分类：卫生类题型：单选题

查看答案

外国投资者并购境内企业有下列情形之一的，投资者应就所涉及情形想商务部和国家工商行政管理总局报告（　　）。

分类：卫生类题型：单选题

查看答案

People with no family history of cancer are unlikely to deve

People with no family history of cancer are unlikely to develop cancerA．Right B．

分类：卫生类题型：单选题

查看答案

试用的物品采购合同：如果买方在试用期满后，对是否购买试用物未做明确表示的，则推定其不同意购买。

分类：卫生类题型：单选题

查看答案