【单选题】目前我国会展业发展最快、规模最大的三个城市是( )。
【单选题】Summer is winding down, but it's still not too late to put the top down and hit the road. For those of us who can't spring for a Corvette or a BMW, here's some good news: Two of the coolest convertibl...
【简答题】目前我国会展业发展最快规模最大的三个城市是( )、(
)、( )
【单选题】改革开放以来,我国会展业在各城市发展迅速,目前发展最快、规模最大的3个城市是北京、( )、广州。同时形成了“环渤海、( )、珠三角、东北、中西部”5个会展经济产业带。
【单选题】当植物细胞脱离了原来所在植物体的器官或组织而处于离体状态时,下列有可能使其表现出全能性,发育成完整的植株的是
【简答题】The ship’s generator broke down, and the pumps had to be operated ___ instead of mechanically. A) artificially B) automatically C) manually D) synthetically
【单选题】Summer is winding down, but it's still not too late to put the top down and hit the road. For those of us who can't spring for a Corvette or a BMW, here's some good news: Two of the coolest convertibl...