This woman is _____ actor and that man is _____ cook.
A. a; an        B. an; an      C. an; a

用方框中所给单词的适当形式填空，每词限用一次 。

1.I don’t like eating chocolate.It tastes too ________.

2.That man _______ me of my English teacher.They wear the same clothes.

3.When we were high up in the plane,we saw nothing but clouds ________.

4.What ______ everyone else brings a present?

5.His parents go out to work,he has to look after ________ at home.

The earth is our home；we must take Care of it. This means keeping the land，air and water   clean.
Pollution is a dirty word. To pollute means to make things unfit(不合适的)or unclean to use. Pollution comes in many ways. We see it，smell it，taste it and drink it. Pollution is beginning to threaten(威胁)our health，or happiness and our life.
Man. has been polluting the earth from the time he first made fire，washed his clothes in the river and threw his waste on the ground. When land was used up or water became dirty. Men moved to another place. At first the problem was not so serious because there was plenty of clean air，land and water. There weren’t so many people then and their wants(需求)were fewer. All the dirty things could be absorbed(吸收)by nature and soon. covered over(恢复)， But this is no longer true. The increase of population(人口增长)and the development of industry have changed that. Man is slowly polluting. his environment.
Through the use of poison(农药)，mall has polluted land! killing the animal. By putting dirty water and chemicals into rivers and lakes we have polluted our drinking water，killing the fish.
Our increasing population is part of the problem. More people more waste.
Where is this all to end? Are we turning the world into a big rubbish dump，or is there any hope that we can get rid of(摆脱)the pollution ?Luckily，millions of people have been warned of the danger of pollution. Large numbers of people are now working hard to bring pollution under
【小题1】Which sentence is WRONG?

Once upon a time there lived a woman who had a bad temper(脾气). She  1 at everyone around her. For most of her life she believed the anger inside her was  2  else’s fault(过错).
She went to see a wise monk(高僧) to ask for  3  . The monk told her to take a large pot（罐子) from his kitchen, fill it with  4 , and stand outside on the sidewalk in front of his house. “It’s hot outside,” the monk said to her “When a person  5 , you must give him or her a glass of water. Do this until there is no 6  left inside you.”  7  she stood outside with a water pot and served water to walkers every day for the next several weeks.
Every morning she asked   8  if there was any anger inside her. And every morning the answer was, “yes.” So she continued  9 water. Until one afternoon when a man walked up, took the water pot out of her hand and drank the water up, and then  10 it onto the ground as he went on his way.
The woman was very  11 . Unable to control herself, she  12  the pot and threw it at the rude man. The pot broke into pieces over the back of his head and he fell to the ground, bleeding.
As the woman calmed down, she realized the mistake of what she had made and began to cry. She called 911 and  13  what had happened. A moment later an ambulance(救护车) and two police cars arrived and took the man away. Then one of the police officers walked over to the woman, who was  14 crying, and said, “ The city owes(欠) you a big ‘thank you.’ That man has been  15 our wanted list for over a year now. He is an important suspect in many murder cases and robberies.”

— Who’s that man in our classroom? It ________ be Mr. Brown. He is much taller.

— You mean the man in white? He is an exchange student from England.

A．can              B．may              C．can’t            D．mustn’t