Once there was a man who could run very fast． He was very proud （1） this and was always
ready to show people how fast he could run．
One day a thief broke into his house， took some of his things and ran off as fast as he（2） ．
The man ran after him， shouting， "Hey， stop! Don't you know you can′t get away from me？" But
the thief only ran faster． The man got （3） angry that he ran at his top speed． He was soon
several miles away from his house．
He was still rushing along （4） he ran into a friend． "Why are you in such a hurry？"asked
the friend．"I am trying to catch a thief． "said the man， who was very much out of breath．"But
where is the thief？ "asked the friend．"Miles and miles behind ! " said the runner， smiling with pride． "He （5） he could run faster than I can， but now，you see， he is quite wrong．
（1）A． of |
B．in |
C．with |
D．off |
（2）A．would |
B．must |
C．could |
D． rathe |
（3）A． very |
B． quite |
C．so |
D．rather |
（4）A． while |
B． though |
C． because |
D． when |
（5）A．thinks |
B．though |
C． will think |
D． is thinking |
My father stopped smoking． （ final ）
Nick gave his mother a scarf on her birthday． That made her very happy． （ forty ）
﹣Let's go swimming in the river this afternoon．
﹣We'd better not． It's ． （ danger）
Great changes have taken place in hometown．（ we ）
Our earth is in trouble． Our drinking water is becoming dirtier and the air is not as clean as before． People and factories are polluting the air， rivers， lakes and seas． You may think there is nothing you can do to help． That's not true． （1）
Cars burn oil．（2） Some people believe that too much CO2 is making the earth warmer than ever．（3） This can save some oil and produce less CO2．
（4） So turn off the air conditioner（空调） when you don't need to use it． Use lights that save energy． Use fewer things that cannot be used again． When you buy something． consider those made from things that can be used again first．
A lot of water is needed for a shower． So take shorter showers．（5）
Every small action can make a big difference to our earth． Let's take action to protect it
A． This can cut the use of water．
B． Air pollution is very serious．
C． This will make a lot of CO2 into the air．
D． So try to walk， ride a bike or take a bus．
E． Nobody can play a role in protecting the earth．
F． There are many things you can do to save the earth．
G． The biggest energy use a home is for keeping warm or cool．