题目内容
短文改错
The biochemistry (生物化学) of hibernation may help saving
(1)____ human lives.During the long cold winter many of us struggled to
(2)____
keep warm and wait for spring.But some animals go into a deeply
(3)____
sleep—like conditions during winter. When an animal is (4)____ hibernating like this way,its body temperature falls nearly(5)____ freezing. The organs(器官) of the animal's body almost stop to work. (6)____ The heart beats only a few times a minute. With example,the(7)____ ground squirrel heartbeat during hibernation slows (8)____ from its normal 350 beat each minute down to only (9)____ 3 or 4. Hibernating animals can lose as many as (10)____ one-half of their body weight during the long sleep.