问题 问答题 简答题

实现土地集约经营的途径。

答案

参考答案:

(1)农业土地的集约利用

①增加复种指数,提高全年光能利用率

②增加单产,提高作物光能利用率

③改良土壤,培肥地力,提高土壤潜在生产力

④多层次利用光能空间,进行立体开发,提高单位面积的光能利用率

(2)非农用土地的集约利用就是力争获取单位土地面积上的最大经济效益。

①应适当控制大城市,适度发展中小城市,城镇适当集中,建立合理的城市规模结构,充分发挥城市规模效益,节省城市建设用地;

②在城市内部,首先要搞好城市规划,进行综合利用,以提高城市土地利用效率、保证城市良好生态环境的基础和前提。其次,城市土地利用要向地上空间发展,实行立体作用,在保持城市良好生态环境的前提下,适当提高建筑密度和高度。

③城市土地利用还应向地下发展,修筑地下铁道、地下隧道、地下商场、地下车库等。

完形填空
完形填空。
     In a class I teach adults.I gave the task to "Go to someone you love,and tell them that you
love them."At the beginning of the next __1__,one of the students began by saying,"I was __2__
with you last week when you gave us this __3__.But as I began driving home my conscience
(良心) started talking.Then I knew __4__ who I needed to say 'I love you'to.Five years ago,
my father and I had a __5__ and never really resolved it.We __6__ seeing each other unless
we absolutely had to at family gatherings.We hardly __7__ to each other.So by the time I got
home,I had __8__ myself I was going to tell my father I loved him.Just __9__that decision
seemed to lift a heavy load off my chest.At 5:30,I was at my parents'house ringing the doorbell,
praying that Dad would __10__ the door.__11__ luck would have it,Dad did answer the
door.I didn't __12__ any time-I took one step in the door and said,'Dad,I just __13__ over
to tell you that I love you.'It was as if a change came over my dad.Before my __14__ his face
softened,the wrinkles (皱纹)seemed to __15__ and he began to cry.He __16__ out and
hugged me and said,'I love you too,son,but I've never been able to say it.'But that's not__17__
my point.Two days after that visit,my dad had a heart attack and is in the hospital.I don't even
know if he'll __18__ it.So my __19__ to all of you is this: Don't wait to do the things you know
need to be done.What if I had waited to tell my dad?Take the__20__ to do what you need to
and do it now!"
( )1. A.day
( )2. A.angry
( )3. A.task
( )4. A.hardly
( )5. A.disagreement
( )6. A.kept
( )7. A.talked
( )8. A.advised
( )9. A.doing
( )10.A.answer
( )11. A.When
( )12. A.treasure
( )13. A.came
(     )14. A.eyes
(     )15. A.appear
( )16. A.reached
( )17. A.still
( )18. A.make
( )19. A.information
( )20. A.time

B.afternoon
B.satisfied
B.order
B.exactly
B.debate
B.preferred
B.comforted
B.told
B.making
B.close
B.As
B.kill
B.went
B.nose
B.disappear
B.ran
B.even
B.suffer
B.news
B.patience

C.morning
C.strict
C .work
C.badly
C.word
C.hoped
C.helped
C.convinced
C.performing
C.pull
C.While
C.waste
C.glanced
C.head
C.deepen
C.stretched
C.ever
C.bear
C.message
C.step

D.class
D.anxious
D.problem
D.sadly
D.promise
D.avoided
D.laughed
D.promised
D.taking
D.drag
D.Since
D.enjoy
D.looked
D.arms
D.increase
D.worked
D.yet
D.succeed
D.note
D.class