(七)


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