24． The reason why most plants can’t grow on the sandy beach is thatA． there isn't enough sunlightB． there is too much waterC． it is too crowded thereD． it has little food for plants
24． The reason why most plants can’t grow on the sandy beach is that
A． there isn't enough sunlight
B． there is too much water
C． it is too crowded there
D． it has little food for plants
相关考题：
Which of the following is NOT mentioned(提到)in this passage?A. The problems that light pollution has caused.B. The reason why humans use too much light.C. The ways that light pollution can be reduced.D. The reason why fewer stars can be seen than before.
–I can’t sleep well recently.–() A、Me, too.B、You work too hard.C、Why don’t you talk to your doctor?D、Why bother?
–Can Mr. Brown see me today?–() A、Sorry, he's out.B、He doesn't want to see you.C、Why don't you come earlier?D、No, he can't.
Why can't the man go traveling？A.He can't afford it. B.He doesn't like to fly. C.He has to work.
It just isn’t fair I was working as a waiter last month; my friends were lying on the beach. .A whenever B. though C. for D. while
30． Why can fish swim in the water? Jack's answer is ________ ．A．fish can't walk on landB． fish can- t swim on landC． fish can-t walk in the waterD．fish has no legs or hands
It just isn’t fair____________I was working as a waiter last month；my friends were lying on the beach．A．wheneverB．thoughC．forD．while
25． Why do we call the sun"a life-giving star"?A． Because it gives us warmth．B． Because there are some living things on it．C． Because plants and animals can't live without it．D． Because people have to live in the dark without it．
It just isn’t fair I was working as a waiter last month, my friends were lying on the beach.. A whenever B though C for D while
I don't know why you're so concerned － it isn't your problem (). A、all the sameB、in the endC、after allD、before long
“Why isn’t John in class?”“He be sick, or he’d have been here already.”()A. shouldB. mayC. mustD. would
The reason I didn't take the trip was _____ I got a new profitable job. A: thatB: whichC: becauseD: why
The reason why women and blacks play down their visibility is that they ______.A) know that someone in authority will reach down and give them a promotionB) don't want people to think that their promotions were due to sex or colorC) don't want to give people the impression that they work under false beliefsD) believe they can get promoted by reason of their sex or color
24． You want some black socks． Can you buy them here?A． No， I can't．B． Yes， I can．C． No， I canD． Yes， I can't．
AWhy do plants grow in some places and not in others? Why does some land have so much growing on it，while other land has almost no plants growing on it at all?To grow plants need several things． One is warmth． In very cold places almost nothing grows． Plants also need water． In very dry parts of the earth only a few unusual plants can grow． That's why dry deserts everywhere are almost not covered by trees or grass．Plants must also have a place in which to f，ut down their roots and grow． They find it diffi-culr to grow on hard land． The town is built on hard land． The plants here have only the soil found between the cracks of the stones Io grow in．Another thing plants must have before they can grow is food．Whar will happen if we try to make things grow on the sandy beach? A few plants，such as beach grass，will grow in sand，L ut most plants won-t． Even if the weather is warm enough．and we water the plants each day． Many of them will die because the sand on this beach has al-most no food for plants．( )21． According to the passage，plants need _________ things to grow well．A． twoB． threeC． fourD． five
23． From the passage，we can know it is ________for plants to grow in dry places．A． easyB． difficultC． impossibleD． important
BScientists are trying to make the deserts into good land again． They want to，bring water to the deserts． But more and more places of the earth is becoming deserts all the time， Scientists may not be able to change the deserts． Scientists think that people make deserts． People are do-ing bad things to the earth．Some places on the earth don-t get very much rain． But they still don-t become deserts．This is because some green plants are growing there． Small green plants and grass are very helpful to dry places． Plants don't let the wind blow the earth away． When 8 little bit of rain falls，the plants hold the water． Without plants，the land can become a desert much more easily．( )26． Why can the land become a desert?A． Because some places don't get very much rain．B． Because plants don-t let the hot sun make the earth even drier．C． Because people don't keep the earth well．D． Because scientists haven-t learnt enough about the deserts．
Passage ThreeMy husband and children feel very happy to live here. They can't see that we live on a dirty street in a dirty house among people who aren't good. They can't see that our neighbors have to make happiness out of all this dirt. I decided that my children must get out of this. The money that we've saved isn't nearly enough.The McGaritys have money but they are so proud. They look down upon the poor The McGarity girl just yesterday stood out there in the street eating from a bag of candy while a ring of hungry children watched her. I saw those children looking at her and crying in their hearts; and when she couldn't eat any more she threw the rest down the sewer (下水道). Why? Is it only because they have money? There is more to happiness than money in the world, isn't there?Miss Jackson who teaches at the Settlement House isn't rich, but she knows things. She understands people. Her eyes look straight into yours when she talks with you. She can read your mind. I'd like to see the children will be like Miss Jackson when they grow up.44. This passage suggests that the writer______.A. is easy to get along withB. is never pleased with her neighborsC. is unhappy with the life they are livingD. is good at observing and understanding people
Most of them know they should resistthe temptation to spend more than they can earn, but knowing that isn′t muchhelp ______ it comes to shopping on line.A.before B.sinceC.when D.after
The electric fan has blown away the terrible smell in the hall,（）?A、can't itB、isn't itC、hasn't itD、doesn't it
单选题Why does life on earth depend much on the oceans?ASea plants produce most of the oxygen in the atmosphere.BCarbon dioxide is converted into oxygen in oceans.CThe oceans provide an invaluable food resource.DProductivity of fisheries can feed 80 million people.
单选题Isn’t it lovely to think that I ______ myself on the sunny beach tomorrow at this time.Awill enjoyBam enjoyingCwill be enjoyingDshall enjoy