Foods quickly spoil and break down if they are not stored correctly. Heat and damp encourage increase in micro-organisms(微生物的), and sunlight can vitamins in such food as milk. Therefore, most foods should be stored in a cool, dark and dry place.
Some foods _ bad quickly, such as meat, eggs and milk. They should be stored in a temperature of 5°C~10°C. In this temperature range, the activity of micro-organisms is _ . In warm climates, this temperature can be kept _ in a fridge or in the underground basement(地下室) of a house.
Dry goods, such as flour and rice, should be kept at a slightly higher temperature. A temperature of 15°C is ideal. In Britain and northern European countries this means that the room in which dry foods are stored should the general heating of the house. The room should also be well and, above all, dry. Damp very quickly causes the of the green molds. These molds often grow on cheese if it is not stored properly.
Fruits and vegetables need cool and damp _ , so an underground basement usually _ an excellent storage place. If the central heating unit is in the basement, _ __, it will not be ideal unless the unit and the pipes(管道) do not give out any heat.
A.destroy B.cause C.harm D.hurt
A.become B.get C.go D.turn
A.reduced B.raised C.increased D.shortened
A.usually B.seldom C.forever D.only
A.choose B.enjoy C.share D.refuse
A.aired B.cleaned C.decorated D.emptied
A.appearance B.growth C.development D.increase
A.conditions B.situations C.matters D.scenes
A.gets B.becomes C.creates D.makes
A.therefore B.besides C.however D.then
a river there was a very narrow (窄的) bridge. One day a goat was crossing this bridge, just at the middle of the bridge he met another goat. There was no room for them to pass.
"Go back," said one goat to . "There is no room for of us."
"Why should I go back?" asked the other goat. "Why you go back?"
"You must go back," said the first goat, "because I am than you."
"You are not bigger than I." said the second goat.
"We will see about that." said the first goat, and he put down his bores (羊角).
"Stop!" said the second goat. "If we fight, we shall both into the river and be drowned (淹死). I have a plan--I shall lie down, and you may walk over me."
Then the wise goat down on the bridge, and the other goat walked over him. So they passed each other, and went on their ways.
A.On B.In C.Over D.Under
A.other B.the other C.another D.the others
A.both B.all C.neither D.none
A.not B.don't C.are D.aren't
A.strong B.stronger C.thin D.thinner
A.fight(vt..打仗) B.fought C.fighting D.to fight
A.feel B.fall C.fell D.felt
A.But B.Though C.Because of D.Because
A.lie B.lied C.laid D.lay
A.light B.lighter C.lightly D.more lightly
When people talk about air pollution, they are usually thinking about outdoor air____ .But do you know that there is ____ air pollution inside homes , offices, hotels and other buildings ? The air in your home can be 2 to 100 times more polluted than the air outdoors! In fact, some American doctors say that 50% of illnesses have____ to do with polluted indoor air. A lot of pollution comes from indoor activities ___ smoking and cooking. As most people ___ about 80-90% of their time inside buildings, it is important to take indoor air pollution seriously, too. Air pollution influences our health ____ . When the air is polluted, not only young children and old people suffer from it, ____ people with health problems suffer as well. Indoor air pollution can ____ people's eyes, noses and throats. Air pollution, both indoor and outdoor, can also lead to lung cancer(肺癌)and heart disease! In the great London fog in 1952, 4,000 people died in a few days ____ the pollution! ____ is said that half a million young children and women die each year in India because of indoor air pollution!
A.pollution B.sadness C.illness D.business
A.too B.none C.also D.neither
A.nothing B.everything C.something D.anything
A.as well as B.such as C.instead of D.for example
A.take B.cost C.give D.spend
A.in many ways B.in many things C.in many houses D.by the way
A.and B.but C.or D.until
A.hit B.hurt C.polluted D.destroyed
A.because of B.thanks to C.related to D.or
A.This B.That C.What D.It
" Everything happens for the best. " Whenever I was sad, my mother would say this to me.
After I graduated from in 1932, I decided to find a job in radio as a sports announcer(广播员). I went to Chicago and knocked at the door of every station. But , I was refused every time.
At one station, a kind lady told me that stations wouldn't allow an inexperienced person and that I try my luck at smaller stations. Later, my father said a newly—opened store wanted a local athlete to work for it. I applied for the job , but I was refused .
"Everything happens for the best, " Mom me. Dad offered me the car to look for a job. I tried WOC Radio in Davenport and failed.
As I left his office, I was . "How can I become a sports announcer if I can't get a job in a radio station?" I asked aloud.
While I was waiting for the elevator, I heard someone . It was MacArthur. "What was that you said about ? Do you know anything about football? "
Then he asked me to broadcast an imaginary(想象的) game. my performance, he offered me a chance to work there.
On my way home, I thought of my mother's words, "lf you carry on, one day something good will happen. "
A.family B.office C.college D.bank
A.exactly B.usually C.unluckily D.differently
A.small B.big C.old D.new
A.suggested B.asked C.considered D.agreed
A.more B.again C.already D.finally
A.reminded B.asked C.said D.bought
A.sad B.happy C.kind D.hopeful
A.singing B.laughing C.calling D.crying
A.stations B.food C.cars D.stops
A.Frustrated by B.Pleased with C.Worried about D.Surprised at
Some students cheat(作弊) because they’re busy or lazy and they want to get good grades without the time studying. Other students might feel that they can’t the test without cheating. Even when there seems to be a “good reason” for cheating, it isn’t a good .
A student who thinks cheating is the only way to pass a test to talk with the teacher and his or her parents so that they can find some better ways together. Talking about these problems and them out will help feel better than cheating.
If a student gets cheating, the teacher may give a “ ” on the test, send him or her to the head teacher’s , and call his or her parents. Worse than the grade may be the feeling of having disappointed those people, parents and teachers. A parent may worry that you are not an person and a teacher might watch you more the next time you’re taking a test.
There are plenty of reasons why a kid shouldn’t cheat, but some students have already cheated. If that’s you, it’s too late to stop cheating. Cheating can become a , but a student is always able to act better and make better . It might help to talk the problem over with a parent, teacher, or friend.
A.taking B.spending C.costing D.using
A.write B.exercise C.pass D.expect
A.idea B.purpose C.custom D.conclusion
A.decides B.hopes C.refuses D.needs
A.breaking B.dreaming C.missing D.working
A.caught B.offered C.appeared D.suggested
A.prize B.result C.zero D.treat
A.office B.school C.seat D.conversation
A.natural B.dangerous C.anxious D.bad
A.and B.between C.like D.among
A.outside B.advantageous C.interesting D.honest
A.closely B.bravely C.certainly D.hardly
A.always B.never C.once D.neither
A.menu B.medicine C.habit D.match
A.education B.decisions C.challenges D.risks
It was the year 1867. Mark Twain was out of money. He walked in the streets, trying to find a way to make some money. At last he a hotel and sat down in the lobby. There came a lovely dog. Mark Twain put the dog in his lap.
At this time an Army General came along and he loved the dog. He said to Mark Twain, “He is a . Would you sell him?”
Thinking of his stomach, Mark Twain thought it seemed to be a good thing and said, “Yes.”
The General asked, “What do you ask for him?”
“Three dollars.”
The General was and said, “Only three dollars! Are you serious?”
“Three dollars.”
“Very well, since you just want it,” said the General. He gave Mark Twain the, led the dog away and disappeared upstairs.
In about ten minutes a middle-aged gentleman came along and began to . Mark Twain asked if he was looking for a dog.
The man’s face had been sad and , but now it became bright and he answered, “Yes. Have you seen him?”
“Yes. He was here a minute ago, and I saw him follow a gentleman . I think I can find him for you, if you would like me to .”
The gentleman said he would pay for the trouble. He asked how much Mark Twain would .
“Three dollars.”
“Dear me, it is nothing. I will .”
“No. Three is the .”
Mark Twain got the General’s room number from the clerk. The door was and Mark Twain asked the General to give back the dog.
“Why?” asked the General.
“The dog’s owner wants it back.”
“Are you not the owner?”
“No, I am not.”
The General began to shout, but he was too tired to with Mark Twain. Finally, Mark Twain paid back the three dollars, and led the dog downstairs. Hethe dog to the owner and got three dollars for the job.A. stopped B. entered C. built
A. neighbor B. wonder C. doctor
A. empty B. large C. comfortable
A. angry B. patient C. surprised
A. money B. answerC. freedom
A. look after B. look around C. find out
A. relaxed B. disappointingC. troubled
A. downstairs B. upstairs C. everywhere
A. follow B. finish C. try
A. ask over B. ask about C. ask for
A. pay more B. pay upC. pay off
A. price B. answer C. question
A. opened B. shut C. broken
A. discuss B. argue C. discover
A. returned B. sold C. brought