Natural resources are things that we use that come from Earth. Out natural resources are limited（有限的）. This means that they will not forever. Some are renewable, like when you plant a new tree when you one down. Others are not renewable, like when you dig coal（煤）out of the . Once it is used, it is gone.People realize the that Earth’s natural resources are limited, and can do things to help conserve（节约）those resources. you try to conserve a natural resource, you try to use less of it, so it does not get used up so . One way that people conserve fuel, like gasoline, is by riding a bicycle or walking when the is short instead of driving everywhere.Water is a very important natural resource because we all need it to stay . We can conserve water making sure that our pipes and taps do not leak（漏）. We can also make choices to conserve water, like only using the dishwasher or washing machine when theyare full. Everyone can make contributions to protecting natural resources.
A．last B．spread C．burn D．change
A．turn B．cut C．put D．move
A．station B．building C．ground D．brick
A．news B．plan C．decision D．fact
A．When B．Although C．Whatever D．Whether
A．slowly B．hard C．regularly D．fast
A．money B．space C．place D．distance
A．alive B．alone C．asleep D．awake
A．about B．for C．by D．with
A．generous B．funny C．wise D．surprising
Teenagers are always stressed out now. They are often too busy to think about their diets and exercise. The truth is that healthy___, along with regular exercise is the only way to keep fit.
During your teenager years, _____ is important to give your body the energy that needs. 50% of your calories(卡路里)should come from rice,______, vegetables and fruit. You also need to ___ a lot of water, six to eight glasses a day, _____ water will improve your skin and give you ______ hair.
Exercise can help to make you look good, feel good and be healthy. Scientists suggest that ____ should spend at least 30 minutes exercising every day.
When you exercise, your body produces ____. It makes you __ and energetic. It can even help you _____ better at night and let you pay more attention when you study in the day.
A．cooking B．thinking C．drinking D．eating
A．she B．it C．he D．you
A．exercise B．bread C．air D．time
A．eat B．drink C．taste D．feel
A．Some B．Little C．Enough D．Any
A．healthy B．bad C．dry D．ugly
A．teenagers B．workers C．doctors D．adults
A．nothing B．anything C．everything D．something
A．relaxed B．tired C．worried D．surprised
A．play B．sleep C．drive D．work
___ of years ago, life was much harder than it is today. People didn’t have modern machines. There was no modern medicine,__.
Life today has brought new_____. One of the biggest is pollution of our drinking water. __ pollution makes us talk louder and become angry more easily. Air pollution is the most serious kind of pollution. It’s bad to all living things in the world. Cars, planes and factories all pollute our air every day. Sometimes the polluted air is so thick that it is like a quilt_____ a city. This kind of quilt is called smog.
Many countries are making rules to fight pollution. Factories must now clean their water before it is thrown away, and they mustn’t blow dirty____ into the air.
We need to do many other things. We can put waste things in the dustbin and not throw it on the ground. We can go to work ___ or with our friends in ____ car. If there are fewer people driving, there will be ___ pollution.
Rules are not ___ .Every person must help to fight pollution.
A．Hundred B．One hundred C．Hundreds D．Two hundreds
A．also B．as well C．too D．either
A．problems B．questions C．styles D．inventions
A．Noise B．Dirty paper C．Litters D．Water
A．around B．on C．through D．over
A．noise B．smoke C．water D．wind
A．by foot B．on bus C．by bus D．by the bus
A．same B．the same C．a same D．different
A．fewer B．less C．a few D．more
A．much B．many C．good D．enough
Life is not easy, so I’d like to say “When anything happens, believe in yourself.”
When I was 14, I was nervous to talk to anyone. My classmates often me. I was sad but could do nothing. Later happened. It changed my life. It was an English speech(演讲) contest. My mother asked me to take part in it. What a(n) idea! It meant I had to in front of all the teachers and students of my school!
“Come on, boy. Believe in yourself. You are sure to .” Then, Mother and I talked about many different topics（题目）. At last I the topic “Believe in yourself”. I tried my best to all the speech and practiced it over 100 times. my mother’s great love, I did well in the contest. I could not my ears when the news came that I had won the first place. I heard the cheers(喝彩声) the teachers and students. Those who once looked down on（瞧不起）me, now all said “Congratulations” to me. My mother hugged me and cried .
Since then, everything has changed for me. When I do anything, I try to tell to be sure and I will find myself. This is true not only for a person for a country.
A．so B．too C．very D．quite
A．made faces at B．looked after C．caught up with D．laughed at
A．something B．nothing C．anything D．everything
A．interesting B．exciting C．terrible D．wonderful
A．write B．speak C．tell D．say
A．win B．lose C．beat D．pass
A．reached B．brought C．chose D．thought
A．remember B．see C．spell D．hear
A．At B．To C．With D．As
A．hit B．hurt C．say D． believe
A．about B．on C．to D．from
A．teachers B．classmates C．boys D．girls
A．angrily B．sadly C．quietly D．excitedly
A．me B．my C．mine D．myself
A．however B．but also C．so that D．as a result
All over the world people enjoy sports. Sports help people to keep _____, happy and to live long.
People play ___ games in winter and summer. is good for swimming. And in winter people often go skating.
Some sports are very _____ and people everywhere like them For example, football is very popular. In China, most people, men, ______, boys and girls, like to watch football games. They often talk about it.
Running and jumping began long, long ago, But basketball and volleyball are very . People began to play ____ not long ago. And people are ____ new sports or games all the time. Water skiing(滑水)is one of the newest.
People______ different countries may not understand each other, ___ after a game they often become friends.A. health B. busy C. healthy
A. different B. same C. the same
A. Winter B. Summer C .Autumn
A. boring B. dangerous C. interesting
A. woman B. womenC. old
A new B. interesting C. popular
A. it B. themC. its
A. start B. play C. starting
A. in B. of C. from
A so B. but C. and
Mike didn't live too far away from school. He liked to ____ to school every day. When it rained, like many _____ boys, Mike liked playing in the water. One afternoon, when the boy came______, he was all wet. His mother became very ___ and said, “Don’t play in the water after school.” The next day he was very ____ again, and his mother became ___ angrier. "I'll tell your father ___ you go to play in the water again," she said. The third day the boy was dry when he came ___ from school. "You are a ____ boy today,” his mother said. “You didn't play in the water.”
"No," Mike answered. "Because there were _____ older boys in the water, I couldn't play in it.”A. haveB. walk C. fly
A. other B. others C. much
A. house B. family C. home
A. angry B. happy C. good
A. dry .B. late C. wet
A. veryB. even C. much
A. if B. before C. for
A. to B. back C. away
A. good B. well C. bad
A. many so B. so many C. much too