皮皮学，免费搜题
登录
搜题
【单选题】
对触电者进行口对口人工呼吸法操作时,应掌握在每分钟吹、停( )。A.
7-11次
B.
12-16次
C.
17-20次
D.
20-25次
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】To avoid the mistakes of our forefathers, the author suggests that______.
A.
we plant more trees
B.
we return to nature
C.
natural sciences be taught to everybody
D.
environmental education be directed toward everyone
【简答题】在地形图上确定某点的高程依据是( )。
【单选题】To avoid the mistakes of our forefathers, the author suggests that______.
A.
we plant more trees
B.
natural sciences be taught to everybody
C.
environmental education be directed toward everyone
D.
we return to nature
【单选题】we plant, our city will be. [ ]
A.
The more trees; the beautiful
B.
The less trees; the beautiful
C.
The more trees; the more beautiful
D.
The less trees; the more beautiful
相关题目：