VII.用所给词组的正确形式填空：（每题1分，满分5分）
stare at , put on more weight, have a gift for , prevent……from , give birth to |
81. Many of them _______________________ riding wild horses and can win thousands of dollars in prizes.
82. They _________________________ young baby animals and produced milk to feed them.
83. It _______________ heat _________________ escaping from the earth into space.
84. His eyes ___________________________ what is left of the brothers’ dinner.
85. Wang Peng became slimmer and Yong Hui _____________________________.
