【多选题】我国现阶段人民民主实质上是无产阶级,这主要表现在( )
【单选题】Do you know when _________ he ________ the Football Club ? And how long ______ he _______ it ?
B.
did join in ; have been a member of
C.
did join ; has been in
D.
has joined ; has been a member of
【单选题】—_____did he hiccup? —He hiccupped for 36 years and 3 months. [ ]
【单选题】起管柱时发生溢流的显示是:灌入井内的钻井液量()从井内起出管柱的体积。
【单选题】—He is fluent in English because he once stayed in London。 —Really ?How long ____ there ?
【简答题】已经感染或疑似感染 新型冠状病毒的病人, 拒绝 执行卫生防疫机构依照传染病防治法提出的 预防、控制 措施,后果是什么?
【简答题】How long did he run without stopping?
【简答题】How long did he stay in the elevator? ( )
【单选题】— did he hiccup? — He hiccupped for 6 years. [ ]