【简答题】A.He stayed in bed. B.He tried to get outside. C.He cried for help. D.He hided in the kitchen.
【单选题】主从 T触发器,当CP=1时,T=1,则触发器的状态将
【单选题】He ________ ill last week and stayed in bed _______ he was well.
【判断题】EDX 只能检测元素种类,无法标定元素含量。
【单选题】完全性葡萄胎清宫术后发生子宫局部侵犯和(或)远处转移的几率分别约为