阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
A baby is in danger and its mother is crazy with worry. This is something anyone can relate to, even though we are talking about a mother elephant that has been separated    1    her child.
A video capturing(捕捉)the reunion between the elephant and her 8-month-old baby in Kenya was one of the    2    (impressive)scenes in 2012. The baby fell inside    3    man-made hole and was unable to climb out, according to the video released by the Amboseli Trust for Elephants. Despite the best efforts of her desperate mother, the baby seemed helpless    4    a team of conservation workers rushed to help. They had to chase the overprotective mother away first, so that    5    could get close enough to rescue the baby. They    6    (struggle)to pull the baby out with ropes and a vehicle.
    7    (lucky), the workers managed to pull the baby to safety.     8    followed was a touching scene. As soon as the baby was free, it ran away across the plain. In the    9    (distant), the cries of her mother could be heard as she came running from the opposite direction. The two were reunited,     10    (hug)each other with their trunks.