下列遗嘱形式中,不需要证人在场即为有效的是( )
A.口头遗嘱
B.自书遗嘱
C.录音遗嘱
D.代书遗嘱
参考答案:B
解析:我国继承法规定ACD三种遗嘱必须有两人作见证人。
My little sister said that she couldn't understand the people who talked _____. [ ]
A. slowly
B. clearly
C. lastly
D. fast
支气管哮喘的肺功能异常,主要表现在
A.肺活量减少B.最大通气量增加C.第一秒钟用力呼气容积减少D.弥散量下降