Now you will hear a news report. At the end of the report, you will hear some questions. After you hear a question, choose the best answer from the four choices.
A. People use the Internet to seek different advice.
B. People use the Internet to read interesting news.
C. Over half of all adults in the US use the Internet.
D. Over half US adults get medical information online.
查看答案
choose the best answer from the four choices.
A. Not many elderly people have Internet service at home.
B. Not many elderly people use online health information.
C. The elderly think online medical advice is very important.
D. The elderly don’t really like to use email or online banking.
CASS坐标数据文件扩展名是“DAT”,其格式为:1点点名,1点编码,1点Y(东)坐标,1点X(北)坐标,1点高程…N点点名,N点编码,N点Y(东)坐标,N点X(北)坐标,N点高程
A. 对
B. 错
CASS坐标数据文件扩展名是“DAT”,其格式为:1点点名,1点编码,1点X(北)坐标,1点Y(东)坐标,1点高程…N点点名,N点编码,N点X(北)坐标,N点Y(东)坐标,N点高程
A. 对
B. 错
大动脉管壁
A. 弹性膜
B. 平滑肌
C. 二者均有
D. 二者均无