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1、. 单项选择。( )1. Its difficult to_ the problem. Do you have any good ideas to share with us?A. askB. solveC.answerD. have( ) 3. After hard work, he felt _ tired to walk. A. soB. toC. tooD. very ( )3. The trees in the countryside are cleaner than _ in the city. A. thisB. thatC. theseD. those( )4. Your cl
2、assroom is so dirty. Everyone should keep it _. A. dryB. openC. quietD. clean( )5. There are_ students on the playground. A. thousand ofB. thousands of C. three thousand of D. three thousands of( )6. Tom is _ Of the two boys. A. cleverB. the clevererC. cleverestD. the cleverest( )7. Winter is coming
3、, the weather is getting_. A. cold and coldB. colder and colder C. more and more cold D. more and more colder( )8. We should try our best to finish our homework better with _ time.A. fewB. fewerC. littleD. less( )9. As we know, water is very important _ us. A. ofB. toC. onD. with( )10. Elephants are
4、 _bigger than rabbits.A. muchB.littleC. veryD. many. ( )11.Chinais_countryintheworld. A.thethirdlargest B.thelargestthird C.thethirdlarge D. the three largest ( )12.Whichis_country,ChinaorJapan?A.thelarge B.thelarger C.larger Dlargest( )13.Whichdoyoulike_,teaorcoffee?A：well B：better C：best D：most (
5、)14.Tomisoneof_boysinourclassA.tallest B.taller C.thetallest D.thetall( )15._likeplayingfootballandwatchingTV.A.Mostboys B.Mostofthey C.Mostboy D.Moreof the boys( )16.Thetreeistaller than_inthegarden.A.theother tree B.theother trees C.any other trees D.any trees( )17.Marystudiesharder_inherclass.A.a
6、sanyone B.thananyothergirl C.thantheothergirl D.thananyone( )18IstudyEnglishas_asmybrother.A.hard B.harder C.hardest D.the hardest ( )19. We should protect _ the earthquake. A. we, in B. ourself, in C. ourselves, from D. we, from( )20.I think I need _boys to help me. A. another B. another three C. m
7、ore three D. three anotherII. 完形填空。Today we can see that many people are cutting down the trees in the forestsA lot of rich land has become desertsIf we1newspapers, well learn that the forests on the earth are getting smallerWe are cutting down large numbers of trees _2_ we need wood and farmlandSom
8、e scientists say that there will not be any great forests _3 20 or 30 years What will happen_4_ the forests disappear(消失)？A lot of plants will die and the animals will5their homeIn many places the new farmland will soon look6the old desertsCrops will not grow thereThere wont be enough7, and the weat
9、her will get hot and dryIf the climate(气候)of the earth changes, life will be8for everyoneOur living environment will become worse and worse_9_ rich farmland will disappearWe will suffer(遭受)a lot from both droughts(干旱)and floods(洪水) Its our duty10the forests well( )1. A. look B. see C. read D. watch(
10、 )2. A.or B. so C. because D. but( )3. A. in B. at C. on D. with( )4. A. and B. that C. but D.if( )5. A. find B. build C.lose D. decorate( )6. A. like B. up C.at D. out( )7. A. snow B. sunshine C. wind D. rain( )8. A. easy B. hard C.happy D. interesting( )9. A. Better and better B. Worse and worse C
11、. Bigger and bigger D. More and more( )10. A.protect B.protecting C.to protect D. for protectingIII. 阅读理解。根据短文内容，判断正（T）误（F）。 How do animals communicate (交流) with each other? They have special “languages”. In fact, they are using signals (信号). Different signals have different meanings. For example, w
12、hen a bee (蜜蜂) finds food somewhere, it flies home quickly. It cant speak, but it can tell others by dancing. Other bees will know where and how far the food is. Some animals show their feelings by making sounds. For example, when a dog is angry, it barks (吠). At this time, youd better stay away from it. Birds can make several sounds to show different meanings. Sometimes we humans show feelings by making so
