高考英语---语法填空长难句专练(一)

平时上课中，发现学生语法填空的难点很大程度上在于长难句，不会分析句子结构，导致很多动词的谓语或非谓语混淆，这份练习九针对这一难点进行巩固训练。

语法填空长难句单句填空

1.__________(accumulate) huge amounts of climate data over decades, researchers conclude __________determines the frequency of extreme weather events in temperate regions.

2.In the high-altitude meadow __________strong winds prevail all year round, botanists study plant species __________(adapt) to harsh temperature changes.

3.Experts __________(devote) to agricultural ecology point out that measures __________(adopt) in upcoming seasons will improve soil fertility effectively.

4.With __________advanced monitoring system installed nationwide, scientists can track minor changes __________occur in global grassland coverage.

5.The official report __________(release) last winter illustrates the tough situation __________freshwater resources become increasingly scarce in dry inland areas.

6.Environmentalists expect the abandoned mining zone __________(restore) ecologically within fifteen years, __________offers hope for local biodiversity recovery.

7.The meteorologist, __________research focuses on seasonal climate shift, __________(publish) more than twenty academic papers since the research project started.

8.Through decades of continuous field research, scientists realize __________matters most in ecological protection is the stable effort __________(put) into daily management.

9.At the ancient wetland site __________prehistoric biological traces were uncovered, experts found __________(rust) metal tools used for primitive farming.

10.__________(arm) with powerful survival mechanisms, many desert creatures manage __________(survive) long periods of high temperature and water shortage.

11.The newly issued ecological policy, __________long-term benefits will appear gradually, requires all industrial waste gas __________(control) strictly.

12.Ecological analysts have found that many native plant species __________(decline) sharply in numbers, and the reason __________accounts for the trend lies in continuous human disturbance.

13.__________(analyse) hundreds of soil samples from different altitude zones, the team discovered __________helps improve water retention capacity of dry farmland.

14.The wildlife reserve founded in 2008, __________rare migratory birds settle every year, is in the process of __________(upgrade) for better ecological protection.

15.Researchers keep the automatic recording device __________(run) day and night and require all __________(gather) data to be stored systematically.

参考答案：

1.Having accumulated (accumulate)；what

考点：现在分词完成式作状语（动作发生在主句谓语之前）；what 引导宾语从句

2.where；adapting (adapt)

考点：where 限制性定语从句；现在分词作后置定语

3.devoted (devote)；to be adopted (adopt)

考点：过去分词后置定语；不定式被动作后置定语

4.an；that

考点：不定冠词an；that 引导定语从句。

5.released (release)；where

考点：过去分词后置定语；where 引导定语从句

6.to be restored (restore)；which

考点：不定式被动作宾补；which 非限制性定语从句

7.whose；has published (publish)

考点：whose 引导非限制性定语从句；现在完成时

8.what；put (put)

考点：what 引导主语从句；过去分词后置定语

9.where；rusted (rust)

考点：where 定语从句；过去分词变形容词作前置定语

10.Armed (arm)；to survive

考点：过去分词作状语；不定式作宾语

11.whose；to be controlled (control)

考点：whose 定语从句；不定式被动作宾补

12.have declined(decline)；that

考点：现在完成时；that 限制性定语从句

13.Having analysed (analyse)；what

考点：现在分词完成式作状语；what 引导宾语从句

14.where；being upgraded (upgrade)

考点：where 非限制性定语从句；介词后动名词被动15.running (run)；gathered (gather)

考点：现在分词作宾补；过去分词前置定语