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1、30分語言知識運(yùn)用練 七 限時25分鐘,. 完形填空 (2020淄博三模) As our Earths temperature warms up because of climate change, it is having unexpected effects on our worlds forests. When temperatures rise, trees close their skins to 1 the loss of water, and this, in turn, slows down the 2 of photosynthesis(光合作用). As a result,

2、 these trees are shorter and grow slowly, as well as have a 3 death rate.,Climate change also increases the4 of droughts and wildfires. After wildfires, it takes a while for the forest systems to 5 , and in some cases, the forests are 6 permanently. Trees that are stressed are also 7 to attacks by b

3、acteria(細(xì)菌). In tropical forests, vines that use the trees as 8 can often choke the trees and rob them of nutrients. Finally, humans have 9 the forest landscape through logging. When trees are replanted on the soil, they will never grow as large as the 10 trees that were cut down.,As these forests d

4、isappear, species that once called them “home” are forced to change, 11 the variety of those systems. 12 , some endangered species are unable to 13 and die. Old-growth forests are disappearing in all regions of our world. When forests die, younger forests that are reestablished in the same area grow

5、 back weaker and smaller 14 poor vegetation. With trees dying increasingly and continuously, will future generations 15 out on the wonders of forests?,【文章大意】這是一篇說明文。文章主要說明了由于氣候變化, 地球溫度上升, 這對世界上的森林產(chǎn)生了意想不到的影響。先是溫度上升導(dǎo)致樹木矮小, 生長緩慢, 死亡率高; 其次, 氣候變化也增加了干旱和野火的可能性, 野火導(dǎo)致了森林的消失, 因此以森林為“家”的物種被迫發(fā)生改變, 甚至死亡。 1. A.

6、protect B. prevent C. save D. free,【解析】選B。考查動詞詞義辨析。句意: 當(dāng)溫度上升時, 樹木會將樹皮閉合, 以防止水分流失, 而這反過來又會減慢光合作用的進(jìn)程。根據(jù)后文the loss of water可知, 樹木將皮膚閉合是為了阻止水分的流失。故選B。,2. A. movementB. situation C. processD. operation 【解析】選C?？疾槊~詞義辨析。句意: 當(dāng)溫度上升時, 樹木會將樹皮閉合, 以防止水分流失, 而這反過來又會減慢光合作用的進(jìn)程。movement活動; situation情況; process進(jìn)程; ope

7、ration操作。結(jié)合上下文語境, 樹木閉合了樹皮來防止水分流失, 這反過來又減緩了光合作用的進(jìn)程(process)。故選C。,3. A. higherB. firmerC. lighterD. smaller 【解析】選A?？疾樾稳菰~詞義辨析。句意: 因此, 這些樹更矮, 生長緩慢, 死亡率也更高。根據(jù)上文these trees are shorter and grow slowly可知樹木更矮小, 生長緩慢, 所以死亡率也會更高了。故選A。 4. A. choiceB. measure C. qualificationD. chance 【解析】選D?？疾槊~詞義辨析。句意: 氣候變化也增

8、加了干旱和野火的可能性。根據(jù)后文After wildfires可知全球氣溫升高增加了干旱和野火發(fā)生的可能性。故選D。,5. A. growB. rescue C. recoverD. decline 【解析】選C?？疾閯釉~詞義辨析。句意: 野火過后, 森林系統(tǒng)需要一段時間才能恢復(fù), 在某些情況下, 森林會永久無法恢復(fù)。結(jié)合上文After wildfires, it takes a while for the forest systems to_可知野火焚燒了森林之后, 森林系統(tǒng)需要時間才能恢復(fù)。故選C。,6. A. ignoredB. lostC. hurtD. left 【解析】選B?？疾樾?/p>

9、容詞詞義辨析。句意: 野火過后, 森林系統(tǒng)需要一段時間才能恢復(fù), 在某些情況下, 森林會永久無法恢復(fù)。結(jié)合上文可知野火焚燒了森林, 森林需要時間來恢復(fù), 但是某些情況下, 森林也可能不能恢復(fù)了。故選B。,7. A. accessibleB. enjoyable C. acceptableD. favorable 【解析】選A?？疾樾稳菰~詞義辨析。句意: 壓力大的樹木也容易受到細(xì)菌的攻擊。accessible易接近的; enjoyable快樂的; acceptable可接受的; favorable贊成的。根據(jù)后文to attacks by bacteria可知樹木也容易受到細(xì)菌的攻擊。短語be

10、accessible to“容易進(jìn)入的, 容易接近的”。故選A。,8. A. attentionB. commandC. trustD. support 【解析】選D?？疾槊~詞義辨析。句意: 在熱帶森林中, 以樹木為支撐的藤本植物經(jīng)常會窒息樹木, 并剝奪樹木的營養(yǎng)。attention注意力; command命令; trust信任; support支撐, 支持。結(jié)合上文vines that use the trees as可知藤本植物是以樹木為支撐的, 故選D。,9. A. frightenedB. paid C. ruinedD. wasted 【解析】選C?？疾閯釉~詞義辨析。句意: 最后,

11、 人類通過伐木, 毀壞了森林景觀。結(jié)合后文the forest landscape through logging可知人類伐木毀壞了森林景觀。故選C。 10. A. commonB. originalC. distantD. strong 【解析】選B?？疾樾稳菰~詞義辨析。句意: 當(dāng)樹木被重新種植在土壤上時, 它們永遠(yuǎn)不會長得像原來被砍伐的樹那么大。結(jié)合后文trees that were cut down可知, 此處指的是人們新種植的樹木不會長得像原來被砍伐的樹那么大了。故選B。,11. A. affectingB. improving C. forgettingD. reflecting 【

12、解析】選A?？疾閯釉~詞義辨析。句意: 隨著這些森林的消失, 曾經(jīng)把它們稱為“家”的物種被迫改變, 影響了這些系統(tǒng)的多樣性。affecting影響; improving改善; forgetting忘記; reflecting反射。承接上文As these forests disappear, species that once called them “home” are forced to change可知, 森林的消失改變了這些物種, 也影響了這些物種的多樣性。故選A。,12. A. BesidesB. Surprisingly C. OtherwiseD. Unfortunately 【解

13、析】選D?？疾楦痹~詞義辨析。句意: 不幸的是, 一些瀕危物種無法適應(yīng)而死亡。根據(jù)后文some endangered species are unable to可知很不幸地, 某些物種無法適應(yīng)這些改變, 只能死亡。故選D。,13. A. devoteB. keepC. adaptD. lead 【解析】選C?？疾閯釉~詞義辨析。句意: 不幸的是, 一些瀕危物種無法適應(yīng)而死亡。根據(jù)上文species that once called them “home” are forced to change可知物種被迫發(fā)生改變了, 而某些物種無法適應(yīng), 只能死去。故選C。,14. A. due toB. in

14、 addition to C. instead ofD. in spite of 【解析】選A?？疾槎陶Z辨析。句意: 當(dāng)森林死亡時, 在同一地區(qū)重新建立的年輕森林由于植被不良而變得更弱更小。due to因?yàn)? in addition to另外; instead of而不是; in spite of盡管。根據(jù)后文poor vegetation可知此處指年輕森林由于(due to)植被不良而變得更弱更小。故選A。,15. A. passB. missC. breakD. bring 【解析】選B?？疾閯釉~詞義辨析。句意: 隨著樹木不斷地死亡, 子孫后代會錯過森林的奇跡嗎?結(jié)合后文out on th

15、e wonders of forests可知此處指錯過森林的奇跡。短語miss out“錯過”。故選B。,. 語法填空 (2020黃岡中學(xué)三模) 閱讀下面短文, 在空白處填入適當(dāng)?shù)膬?nèi)容(1個單詞)或括號內(nèi)單詞的正確形式。 Today, much of the worlds ocean is still a mystery. Only 5 percent of it 1. _ (explore) so far. In fact, we know more about some areas of Mars 2. _ some parts of the worlds ocean.,New techn

16、ology, however, is helping scientists explore these 3. _ (hide) worlds. For example, scientists are using 4. _ underwater vehicle called DeepSea to explore seamounts-underwater mountains. Scientists have used DeepSea to study Las Gemelas, an area of seamounts near Costa Rica. A huge 5. _ (vary) of species live around Las Gemelas. Some of these species may have chemicals 6. _ can help people fight illnesses.,The 7. _ (deep