剪力墙结构,在竖向荷载作用下,每片剪力墙承受的竖向荷载为该片墙负载范围内的()。
A.永久荷载
B.可变荷载
C.永久荷载和可变荷载
D.都不是
参考答案:C
(2014·河南开封高三第一次模拟)Christmas is________special holiday when________whole family are supposed to get together.
A.the;the
B.a;the
C./;a
D.a;/
延胡索的药用部位是
A.根茎B.块茎C.鳞茎D.块根E.须根