【判断题】正规舞会上,通常不宜独舞,也不提倡两名同性共舞
【单选题】The Geographical position of mountain gorillas is about___feet.
【判断题】Currently, there are less than 1000 mountain gorillas in the world.
【单选题】Most mountain gorillas live in the following regions EXCEPT______.
【简答题】Mountain gorillas are an enered ______. (species)
【判断题】Currently, there are less than 1000 mountain gorillas in the world.
【单选题】《高速铁路牵引变电安全工作规程》规定,高空作业是指距离地面( )以上的作业,高空作业人员要系好安全带,在作业范围内的地面作业人员必须戴好安全帽。
【简答题】学生是课外活动的主题,教师对学生活动的组织起( )作用。
【判断题】正规舞会上,通常不宜独舞,也不提倡两名同性共舞
【简答题】Mountain gorillas often sleep in bamboo fronds and ______.