皮皮学，免费搜题
登录
搜题
【单选题】
产妇胎膜早破时,采取头低足高位目的是防止A.
脐带脱垂
B.
减少局部缺血
C.
羊水流出
D.
感染
E.
有利于引产
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What is the most important way for people to use more fresh water according to the author?
A.
To take more water from the sea.
B.
To protect mountainous areas.
C.
To save more water in daily life.
D.
To protect the natural ecology balance.
【简答题】What is the most controversial use of CRISPR-Cas9?
【简答题】简述辣椒疫病的防治措施。
【简答题】What is the most effective way to reduce tobacco use according to the WHO’s report? [A] Monitoring tobacco use and prion policies. [B] Protecting people by establishing smoke-free areas. [C] Enfo...
【单选题】What is the most effective way to use the eyes during night flight?
A.
Look only at far away, dim lights.
B.
Scan slowly to permit off-center viewing.
C.
Concentrate directly on each object for a few seconds.
相关题目：