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四、语法填空。
Scientists in Mexico have put lots of small, high-tech machines under the Pyramid of the Sun. They tried to unlock some of 15.
The people who built the pyramids made lots of secret doors and rooms to keep robbers from 17.
In AD 820, Abdullah Al-Ma'mun got a group of workers to dig their way into the Great Pyramid and have a look. Inside the pyramid, there're three rooms — the Queen's Chamber（房间）, the Grand Gallery and the King's Chamber. But 21.
Scientists in Mexico have put lots of small, high-tech machines under the Pyramid of the Sun. They tried to unlock some of 15.
its
(it) secrets. For thousands of years, people 16. have tried
(try) to uncover the secrets of the pyramids.The people who built the pyramids made lots of secret doors and rooms to keep robbers from 17.
finding
(find) the treasures inside. However, there have always been so many smart thieves in history 18. that
almost all of Egypt's pyramids have been robbed, including the Great Pyramid of Giza. It is 19. the largest
(large) pyramid in the world. It is the only one of the ancient 20. wonders
(wonder) of the world that is still standing.In AD 820, Abdullah Al-Ma'mun got a group of workers to dig their way into the Great Pyramid and have a look. Inside the pyramid, there're three rooms — the Queen's Chamber（房间）, the Grand Gallery and the King's Chamber. But 21.
to
their surprise, the men didn't find the treasures they wanted. Where were the King's mummy and his treasures? They might 22. be taken
(take) illegally（非法地）by someone. Since then, many people have gone inside the Great Pyramid 23. to have
(have) a look or to try to take things. But still, no other chambers or walkways have been found. In 2002, 24. an
American team made the most recent visit to the Great Pyramid. Scientists sent a robot into the pyramid, but they only found a mysterious locked stone door.答案
15.its 16.have tried 17.finding 18.that
19.the largest 20.wonders 21.to 22.be taken
23.to have 24.an
19.the largest 20.wonders 21.to 22.be taken
23.to have 24.an
解析
【分析】
本题为英语语法填空题，需结合语境、固定搭配、语法规则逐一分析每个空：
1. 第15空修饰名词secrets，需用形容词性物主代词；
2. 第16空时间状语for thousands of years提示用现在完成时；
3. 第17空涉及固定搭配keep sb from doing sth；
4. 第18空考查固定句型so...that...；
5. 第19空由范围状语in the world确定用形容词最高级；
6. 第20空对应固定结构one of + 可数名词复数；
7. 第21空考查固定短语to one's surprise；
8. 第22空需用情态动词的被动语态；
9. 第23空用不定式作目的状语；
10. 第24空根据American的发音确定不定冠词。
【解析】
15. 此处修饰名词secrets，需用形容词性物主代词，it的形容词性物主代词为its，故填its；
16. 时间状语for thousands of years表持续到现在的动作，用现在完成时，主语people为复数，故填have tried；
17. 固定搭配keep sb from doing sth中，from为介词，后接动名词作宾语，故填finding；
18. 固定句型so...that...引导结果状语从句，符合语境，故填that；
19. 由范围状语in the world可知用形容词最高级，large的最高级为the largest，故填the largest；
20. 固定结构one of + 可数名词复数表示“……之一”，故填wonders；
21. 固定短语to one's surprise意为“令某人惊讶的是”，故填to；
22. 主语与动词take为被动关系，情态动词might后接被动语态be taken，故填be taken；
23. 此处用不定式作目的状语，表动作的目的，故填to have；
24. American是以元音音素开头的单数可数名词，表泛指用不定冠词an，故填an。
【答案】
15.its 16.have tried 17.finding 18.that 19.the largest 20.wonders 21.to 22.be taken 23.to have 24.an
【知识点】
物主代词；动词时态；非谓语动词
【点评】
本题考查英语基础语法，涵盖代词、时态、非谓语、固定搭配等核心考点，题型常规，注重基础规则应用，适合巩固英语语法基础。
【难度系数】
0.6
本题为英语语法填空题，需结合语境、固定搭配、语法规则逐一分析每个空：
1. 第15空修饰名词secrets，需用形容词性物主代词；
2. 第16空时间状语for thousands of years提示用现在完成时；
3. 第17空涉及固定搭配keep sb from doing sth；
4. 第18空考查固定句型so...that...；
5. 第19空由范围状语in the world确定用形容词最高级；
6. 第20空对应固定结构one of + 可数名词复数；
7. 第21空考查固定短语to one's surprise；
8. 第22空需用情态动词的被动语态；
9. 第23空用不定式作目的状语；
10. 第24空根据American的发音确定不定冠词。
【解析】
15. 此处修饰名词secrets，需用形容词性物主代词，it的形容词性物主代词为its，故填its；
16. 时间状语for thousands of years表持续到现在的动作，用现在完成时，主语people为复数，故填have tried；
17. 固定搭配keep sb from doing sth中，from为介词，后接动名词作宾语，故填finding；
18. 固定句型so...that...引导结果状语从句，符合语境，故填that；
19. 由范围状语in the world可知用形容词最高级，large的最高级为the largest，故填the largest；
20. 固定结构one of + 可数名词复数表示“……之一”，故填wonders；
21. 固定短语to one's surprise意为“令某人惊讶的是”，故填to；
22. 主语与动词take为被动关系，情态动词might后接被动语态be taken，故填be taken；
23. 此处用不定式作目的状语，表动作的目的，故填to have；
24. American是以元音音素开头的单数可数名词，表泛指用不定冠词an，故填an。
【答案】
15.its 16.have tried 17.finding 18.that 19.the largest 20.wonders 21.to 22.be taken 23.to have 24.an
【知识点】
物主代词；动词时态；非谓语动词
【点评】
本题考查英语基础语法，涵盖代词、时态、非谓语、固定搭配等核心考点，题型常规，注重基础规则应用，适合巩固英语语法基础。
【难度系数】
0.6
