【多选题】双子叶植物根的维管形成层来源于_________________。
【单选题】When the young man found himself ____ in the land with so many beautiful flowers ,he felt delighted .
【简答题】He _______,delighted at the memory.
【单选题】The ( ) refers to the integration of complex physical machinery with networked sensors and software. It draws together fields such as machine learning, big data, the Internet of things and machine-to-...
【单选题】The authors attitude toward networked individualism can be described as______.
【单选题】He is delighted to have ___ the examination.
【判断题】企业租入固定资产应付的租金,应该通过“其他应付款”科目核算。
【单选题】He is delighted to have ___ the examination.
【单选题】下列触发器中,具有回差特性的是______。