王某,收缩压为145~160mmHg,舒张压为90~100mmHg。
高血压危险度分层是在哪一项()。
A.低危
B.中危
C.高危
D.极高危
E.以上均不是
参考答案:A
- When did the computer crash?
- This morning, while I ______ the reading materials downloaded from some websites.[ ]
A. have sorted
B. was sorting
C. am sorting
D. had sorted
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