首次明确将土地承包经营权规定为用益物权的法律是( )。
A.《宪法》 B.《物权法》C.《农村土地承包法》 D.《土地管理法》
参考答案:B
The plane was _____ to arrive at 9:30, but was an hour late. [ ]
A. certain
B. likely
C. about
D. supposed
低渗性缺水的病因是什么?