2016-06-12
luck_lee1101
Cloze
Directions： There are 20 blanks in the following text.For each blank there are four choices marked A，B，C and D.Choose the ONE that best fills the blank.
It is clear that some chemicals can damage the health of animals and humans.16 ，this is not the only problem that 17 be caused by the careless use of chemicals，Chemicals can also 18 the ecological(生态的) balance of the environment.If the ecological balance is disturbed，the results can be 19 serious.
The 20 of DDT illustrates(说明) the problem.DDT，a chemical which kills insects，at first seemed to be a perfect answer 21 many problems.It would control insects that caused dangerous diseases，22 insects that caused billions of dollars of damage to crops every year.Governments permitted and even 23 the use of DDT.Farmers in many countries 24 to spray(喷洒) it on their crops.The 25 results were good：Damage to crops 26 down，and profits went up.However，the chemical had effects which the scientists didn't see in 27 .First，it also killed insects which were the 28 enemies of the harmful insects and which were therefore beneficial to farmers.Second，and perhaps worse，DDT did not kill 29 harmful insect.A few insects had natural resistance(抵抗力) to the chemical.They 30 and reproduced in large numbers.In a few years there were large numbers of insects which were not 31 by DDT，and there were 32 insects which could act as natural 33 on these new “super insects.”Finally，it became clear that DDT was not solving the insect problem.In fact，it was making the problem worse.It 34 became necessary to find a second 35 for the effects of the first.
( )16.A.Therefore B.However C.Meanwhile D.Besides
( )17.A.can B.must C.will D.shall
( )18.A.cause B.harm C.break D.disturb
( )19.A.little B.much C.extremely D.hardly
( )20.A.history B.shortcoming C.achievement D.advantage
( )21.A.at B.for C.to D.of
( )22.A.as well as B.as well C.but D.also
( )23.A.asked B.requested C.declared D.encouraged
( )24.A.wanted B.began C.decided D.arranged
( )25.A.fast B.immediate C.moment D.last
( )26.A.put B.took C.broke D.went
( )27.A.need B.turn C.advance D.vain
( )28.A.natural B.ill C.ugly D.friendly
( )29.A.any B.some C.every D.all
( )30.A.lived B.died C.cried D.survived
( )31.A.effected B.affected C.damaged D.killed
( )32.A.many B.a few C.a little D.fewer
( )33.A.controls B.enemies C.choices D.means
( )34.A.later B.then C.now D.so
( )35.A.cause B.insect C.answer D.cure
(八)
Cloze
Directions： There are 15 blanks in the following text.For each blank there are four choices marked A，B，C and D.Choose the ONE that best fills the blank.
My son Joey was born with club feet.The doctors said that with treatment he would be able to walk，but would never run very well.The first three years of his life was 16 in hospital.By the time he was eight，you wouldn't know he had a problem when you saw him 17 .
Children in our neighborhood always ran around 18 their play，and Joey would jump and run and play，19 .We never told him that he probably wouldn't be 20 to run like the other children.So he didn't know.
In 21 grade he decided to join the school running team.Every day he trained.He ran more than any of the others，22 only the top seven runners would be chosen to run for the 23 .We didn't tell him he probably would never make the team，so he didn't know.
He ran four to five miles every day—even when he had a fever.I was 24 ，so I went to 25 him after school.I found him running 26 .I asked him how he felt.“Okay.” he said.He has two more miles to go.Yet he looked straight ahead and kept 27 .
Two weeks later，the names of the team 28 were out.Joey was number six on the list.Joey had 29 the team.He was in seventh grade—the other six team members were all eighth graders.We never told him he couldn't do it…so he didn't know.He just 30 it.
( )16.A.spent B.taken C.cost D.paid
( )17.A.talk B.sit C.study D.walk
( )18.A.after B.before C.during D.till
( )19.A.either B.too C.though D.yet
( )20.A.able B.sorry C.glad D.afraid
( )21.A.sixth B.seventh C.eighth D.ninth
( )22.A.so B.if C.then D.because
( )23.A.neighborhood B.family C.school D.grade
( )24.A.excited B.tired C.pleased D.worried
( )25.A.think about B.hear from C.agree with D.look for
( )26.A.alone B.away C.almost D.already
( )27.A.riding B.walking C.playing D.running
( )28.A.jumpers B.runners C.doctors D.teachers
( )29.A.got B.kept C.made D.found
( )30.A.made B.played C.had D.took
【参考答案】
答案(七)：16—20 BADCA 21—25 CADBB 26—30 DCACD 31—35 BDABD
答案(八)：16—20 ADCBA 21—25 BDCDD 26—30 ADBCA