八年级英语下册单元3培优训练及答案

1、培优专项训练 ( 三). 高频考点()1. Could you make your bed and wash your clothes? _.A Excuse meB All rightC NoD Good idea()2. He _ his umbrella to me yesterday, so I didn't get wet.A borrowedB keptC lentD bought()3. Your father is sleeping. Would you mind turning down the TV? _. I'll do it right away.A N

2、ot at allB Of courseC No wayD Sounds good()4. Could I borrow your computer, Bob? Sorry, I am _it.A taking outB turning onC working onD turning off()5. We have two foreign teachers here. One is from England, and _ is fromAmerica.A anotherB the otherC otherD the others()6. There are two bikes under th

3、e tree, but _ of them is new.A allB noneC neitherDeither()7. She plays sports every day in order _ healthy.A keepB to keepC keepingDkept()8. Don't _ others. You can do it well by yourself.A put onB tur n offC put upDdepend on()9. Jane has learned the piano_ two hours ago.A forB atC inDsince()10.

4、 Could you please _ my child when I'm away?A look forB look atC take care ofDcare of. 完形填空A littlebo y came up tohis motherin the kitchen one evening whileshe was cookingsupper,and1._ hera piece ofpaperthat he had written something on. After hismother 2._ her hands, she read what was on the pape

5、r:For 3._ the grass $5.00For cleaning up my room this week $ 1.00For going to the supermarket for you $ 1.00For looking after my baby brother while you went shopping $ 1.00For taking out the rubbish $ 1.00For getting a good report card $5.00For cleaning up the garden $2.00Total: $16.00Well, his mo t

6、her looked at him for a while, and then she picked up a pen, turned4. _ the paper he had written on, and this was what she wrote：For the nine 5. _ I carried you while you were growing inside me, free.For all the nightsthat I've sat up withyou, fed you and sung songsfor you, free.For all the tear

7、s (眼泪 ) that you've 6. _through the years, free.When you add it up, the cost of my love is free.For all the nights that werefilled with 7. _ free.For the toys, food, clothes, and even cleaning your nose, free.And when you add it all up, the 8._ cost of real love is free.When the little boy finis

8、hed reading what his mother has written, there were tearsin his eyes.He looked straight 9._ at his mother and said,“Mom, I sure do love you.”And then he took the pen and in great big letters he wrote: 10_IN FULL.()1. A passedB postedC offeredDborrowed()2. A wavedB clappedC driedDshook()3. A pushingB

9、 cuttingC moppingD picking()4. A backB awayC overD off()5. A daysB weeksC monthsD years()6. A enjoyedB causedC collectedD proved()7. A jokesB wishesC smilesDworries()8. A fullB halfC highD new()9. A outB aroundC downD up()10. A PAIDB SOLDC SPENTD BOUGHT. 阅读理解Most childrendon'tenjoydoinghousework

10、.They likeplayingcomputergames ratherthancleaningthe rooms. But in Australia,Jim and Robert'smother,Mrs.Black,has goodand proper methods to get their children to do housework.Here is an example.“Mom, have you worked out next week's housework? Let Jim and me choose the cards.I can't wait.

11、 It's fun!”When Robertshoutedout,hismother had alreadyput allthe cardson theirbig table.On the cards, there are some words like these,“sweep the floor, clean your bedroom,help mom cook, wash vegetables, make beds, feed the fish, cut the wood, clean thebathroom” and many others. Jim and Robert ch

12、ose two cards for each day from Monday toFriday. Then they would hang them on the weekday task board. Jim likes to clean thebathroom,so he pickedup the card “cleanthe bathroom”.Robertlovesto make the bedso he picked up his favorite card.Jim again picked up“wash vegetables ” and Robertchose “feed the

13、 fish”. Soon the two boys were happy to take away all the cards.To help the children do housework, their mother thought hard and came up with thisidea. Of course, the parents did the housework on the weekends and left Jim and Roberttwo days free.()1. From the passage we know that most children like

14、_.A doing houseworkB playing computer gamesC playing cardsD doing housework()2. Jim and Robert chose _ card for the weekdays from Monday to Friday.A twoB fourC eightD ten()3. Jim likes to _A clean the bathroomB make the bedC feed the fishD sweep the floor()4. The underlined phrase“came up with ” pro

15、bably means “_” .A looked atB gave upC thought ofD believed in()5. Who did the housework on the weekends?A JimB RobertC The parentsD The whole family主题阅读.The Earth has warmed by abouthalfa degree(0.5 )overthe last100 years.Itcouldbe gettingwarmer on itsown， butmany scientiststhinkthatpeoplearemaking

16、 theEarthwarmer by making a greenhouseeffect(温室效应 ) The greenhouse effect is important.Withoutit,theEarth wouldnot be warm enough forus toliveon. Butjusta littlewarmerthan it is now could cause(引起 )problems for humans， plants and animals.Many of the things we do every day can change the Earth's

17、temperature by sendinggreenhousegases( 废气 ) intothe air. We send greenhousegases intothe air when we watchTV, turn on lights, dry hair, play video games， wash or dry our clothes or drive cars.The rubbish(waste) from factories and homes also produces greenhouse gases.Even a small change in temperatur

18、e can affect(影响 ) our weather. This can causechanges in the sea levels, the air, flooding, and our fresh water.The changeinthe temperaturecan alsocause changesinthe livingplacesforanimalsand plants, endangering many animals.Global warming(全球变暖 ) is a big problem, and every little bit we do can help.

19、 Wecan save electricity.Wecan saveenergy inotherways suchas by takingbuses orwalkingratherthandrivingcars.Wecan recycletoreducetherubbishand save naturalresourcessuch as trees,oil and metals. Wecan buy products thatdon'tdo bad to theenvironmentand we can turntosolarenergy.Remember the littlebitt

20、hatyou do willbringa betterworld.()1. Which of the following does not send greenhouse gases into the air?A Turning on a light.B Walking to school.C Driving a car.D Watching TV.()2. In this passage, the scientists are mainly trying to make the readers realize_.A the earth could be getting warmer by i

21、tselfB the earth is getting warmer in 100 yearsC the greenhouse effect is importantD humans are making the earth warmer()3. Without the greenhouse effect，we would _.A not be able to liveB be saferC have a cleaner earthD have a better world()4. The writer gives us advice on how to saveenergy in_.(A Paragraph 2C Paragraph 4)5. Global warming is a big problem but _.A