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1、第四部分 完形填空1The population problem may be the _1_ one of the world today. The worlds population is growing _2_ . Two thousand years ago, there were only 250 million people _3_ the earth. Four hundred years ago, the number was _4_ 500 million. But at the beginning of the _5_ century, the worlds populat
2、ion was about 1700 million. In 1970, this number was 3600 million. In 1990, the number was five billion. A _6_ report says that the world population will _7_ six billion by the end of the 20th century. This is just ten _8_ after it _9_ five billion. People say that by the year 2010, _10_ may be seve
3、n billion.1. A. greatB. greaterC. greatestD. greating2. A. faster and fasterB. fast and fastC. fastest and fastestD. faster and fast3. A. in B. onC. atD. for4. A. closeB. moreC. almostD. over5. A. twentyB. twelveC. twentiethD. twelfth6. A. USAB. UNC. PRCD. PLA7. A. pastB. passC. passedD. passes8. A.
4、 weeksB. monthsC. seasonsD. years9. A. getB. getsC. reachedD. reach10. A. this B. itsC. oneD. itCABDC BBDCD2You may think there is only sand in the desert of the world, but it is not true. In the desert, as we know, there is a little _1_ and it is not _2_ for most plants. Still we can see some plant
5、s live in the desert. There is _3_in some places in the deserts. We call these places oases(绿洲). In th oases, there are villages and towns. People grow all kinds of vegetables and rice in the fields there. People _4_ live outside the oases. They have camels, sheep and other animals. These animals li
6、ve _5_ the desert plants for their food and do not need any water. The animals are useful to the desert people in many ways. They eat the _6_ and drink the milk of animals. They _7_ the camels for carrying water, food and something else.The people of the desert have to keep _8_from place to place. T
7、hey must always look _9_ grass or desert plants for their animals. When there is no more food for their animals, they move to another place. The desert people are _10_. Every one in the desert likes to help the people in trouble and give them food and water.1. A. rainB. rainsC. windD. winds2. A. goo
8、dB. good enoughC. enough goodD. enough3. A. earthB. plants C. woodD. water4. A. alsoB. tooC. eitherD. still5. A. onB. withC. ofD. by6. A. mealB. meatC. bodyD. food7. A. letB. makeC. driveD. use8. A. walkingB. carryingC. movingD. going9. A. upB. forC. afterD. at10. A. carefullyB. carefulC. friendlyD.
9、 friendADBAA BDCBC3Someone says,” Time is money,” but I think time is _1_ important than money. Why? Because when money is spent, we can get it back. Howevere, when time is _2_, itll never _3_. That is _4_ we must not waste time. It goes without saying that the _5_is usually limited. Ever a second i
10、s very important. We should make full use of our time to _6_ useful. But it is a pity that there are a lot of people who do not know the importance of the time. They spent their limited time smoking, drinking and _7_. They do not know that wasting time means wasting part of their own _8_. In a word,
11、 we should save time. We shouldnt _9_ todays work for tomorrow. Remember we have no time to _10_. 1. A. muchB. lessC. much lessD. even more2. A. costB. boughtC. goneD. finished3. A. returnB. carryC. takeD. bring4. A. whatB. thatC. becauseD. why5. A. moneyB. timeC. dayD. food6. A. nothingB. something
12、C. anythingD. everything7. A. readingB. writingC. playingD. working8. A. timeB. foodC. moneyD. life9. A. stopB. leaveC. letD. give10. A. loseB. saveC. spendD. takeDCADB BCDBA4Everyone likes gifts. Some little kids think they dont get _1_. Some old people think they get too _2_ gifts. Different peopl
13、e like different _3_ gifts.Some presents are never too small. A little child may give his mother a leaf _4_ a tree. It is enough _5_ her very happy._6_ is different in different coutries. In Japan, people sometimes give special gifts. But they are not _7_. Later, the same gift may be given to someon
14、e else. Many people have enough things and dont want too many gifts themselves. In Canada, many people will not give big gifts to someone else. They will pay for a park bench or a tree to help _8_ a person. In the USA, some people ask their families and friends to give money to charity rather than _9_ them gifts. In Sweden, doing something for someone is the best gift. People dont need to spend too much money. Instead, _10_ a meal is enough.1. A. gifts enoughB. enough giftC. enough giftsD. gift enough2. A. manyB. muchC. a lotD. lot of3. A. a kind of B. kind ofC. kinds ofD. a
