which look as old as he is. He walks very quickly， but he
has a slight limp(跛) as result of a fall that he had ten
years ago in which he broke his leg. Though he was old，
he has never stopped to work. Every day， except Sundays，
he goes to a local factory and work there， making beautiful
piece of furniture， from eight o'clock until one o'clock. It
is a wonder to me that he keeps so actively.
四
Have you ever seen rabbit's tail？ When a
rabbit see something dangerous， it runs away. Its tail
which is white， moving up and down as it runs. When the
others rabbits see this white tail moving up and
down， it run， too. They know there is danger.
The rabbit has told them something not making a sound.
When a bee has found some foods， it goes back
to its home. Though it cannot tell the other bees where
the food is by speaking to them， but it does a little
dancing in the air. This tells them where the food is.
五
Fred and I haven't much in common. I sometimes
wonder that why we are friends at all. Fred is
always busy make things. Everything he makes is
so perfect that I always envy for him his skill.
My trouble is that I'm one of those lazy peoples.
Outside my work at the office， the only thing which
interests me is listen to music. I have a
big collection of records and all day along the
only thing I can think is when I'm going to
get home listen to a new piece.
答案
一
1.去掉第一個the 2.of改為in3.去掉in 4.people後加who