根据砌体结构相关规范的基本规定,不得在墙体或部位设置脚手眼的有宽度小于()的窗间墙。
A.1m
B.2m
C.3m
D.4m
参考答案:A
He didn't want to see anybody, so he spent six hours ________ in the small room.
A.locked
B.to lock
C.locking
D.being locked
副交感神经的中枢位于()。
A.延髓
B.中脑
C.脑干和骶2-4脊髓节段
D.脑桥
E.脑干