13、It seems that the further cats fall, the less they are likely to injure
the more...the more...(用定冠词 the 形容词或副词的比较级)
-- The harder you study English, the better you can learn it.
-- The more you eat, the fatter you will be. be likely to do 有可能如何(强调
可能性) -- In cold winter, we are likely to catch a cold.
14、In a long drop, they reach speeds of 60 miles an hour and more.
and more 甚至更多(=more than 60 miles an hour)
15、At high speeds, falling cats have time to relax. They stretch out their
legs like flying squirrels.
at high speeds
stretch out 充分伸展
16、This increases their air-resistance and reduces the shock of impact when
they hit the ground.