皮皮学，免费搜题
登录
搜题
【单选题】
II型肺泡细胞A.
细胞形态扁平
B.
肺泡腔面大部分由此型细胞覆盖
C.
构成气体交换的广大面积
D.
分泌物有降低肺泡表面张力
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 does it show when combining both nature and nature?
A.
It shows a different perspective on how human makes progress in setting in a behavior state
B.
It shows both nature and nurture simultaneously work together
C.
It shows that age is also a big factor in the development of behavioral conditions
D.
It shows youngsters could limit the number of daily activities to meet manageable nature experiences
【单选题】What is the book Nature’s Web about?
A.
Cooperation with nature.
B.
Result of destroying nature.
C.
Difficulties in conquering nature.
D.
Damages humans have done to nature.
【简答题】在工业中,将物理学中的“压强”称为“压力”, 用 p 表示,国际单位为 ______ 卡( Pa ) 。 1Pa= ______ N/m 2 。
【单选题】What do we know from the passage about people and nature?
A.
People and nature exist in harmony and hardly disagree.
B.
The evolutionary force in nature helps delay the ageing process.
C.
People seem now in a position to harness nature.
D.
Death is the reality in nature people should come to terms with.
【单选题】What is the purpose of Nature Photography Day?
A.
To discover excellent photographers.
B.
To select beautiful photographs of nature.
C.
To reconnect people with nature.
D.
To have fun by being close to nature.
【简答题】What are the other acts of nature besides earthquakes?
相关题目：