Unit 5 Into the unknown词汇专项提升训练-2026-2027学年外研版高中英语选择性必修第四册

2026-10-30

| 9页

| 7人阅读

| 0人下载

外研版高中英语选择性必修第四册

Unit5 Into the unknown词汇专项提升训练

一、重点单词词性转换

explore (v.) 探索 → ________ (n.) 探索 → ________ (n.) 探险家
mystery (n.) 谜 → ________ (adj.) 神秘的 → ________ (adv.) 神秘地
curious (adj.) 好奇的 → ________ (n.) 好奇心 → ________ (adv.) 好奇地
adventure (n.) 冒险 → ________ (adj.) 爱冒险的 → ________ (n.) 冒险家
risk (n.) 风险 → ________ (adj.) 有风险的 → ________ (adv.) 冒险地
courage (n.) 勇气 → ________ (adj.) 勇敢的 → ________ (adv.) 勇敢地
challenge (n.) 挑战 → ________ (adj.) 有挑战性的 → ________ (n.) 挑战者
discover (v.) 发现 → ________ (n.) 发现 → ________ (n.) 发现者
deep (adj.) 深的 → ________ (n.) 深度 → ________ (adv.) 深深地
sail (v.) 航行 → ________ (n.) 水手 → ________ (n.) 航行
frighten (v.) 使害怕 → ________ (adj.) 可怕的 → ________ (adj.) 害怕的
danger (n.) 危险 → ________ (adj.) 危险的 → ________ (adv.) 危险地
survive (v.) 幸存 → ________ (n.) 生存 → ________ (n.) 幸存者
fail (v.) 失败 → ________ (n.) 失败 → ________ (adj.) 失败的
science (n.) 科学 → ________ (adj.) 科学的 → ________ (n.) 科学家
know (v.) 知道 → ________ (adj.) 未知的 → ________ (n.) 知识
hero (n.) 英雄 → ________ (adj.) 英勇的 → ________ (n.) 英雄气概
endure (v.) 忍耐 → ________ (n.) 耐力 → ________ (adj.) 持久的
astonish (v.) 使惊讶 → ________ (n.) 惊讶 → ________ (adj.) 令人惊讶的
geography (n.) 地理 → ________ (adj.) 地理的 → ________ (n.) 地理学家
navigate (v.) 导航 → ________ (n.) 导航 → ________ (n.) 航海家
caution (n.) 谨慎 → ________ (adj.) 谨慎的 → ________ (adv.) 谨慎地

二、根据括号里单词的正确形式填空

Because the ________ (explore) of the deep ocean demands submarines that can resist the pressure at five thousand metres, progress has been slow and extremely expensive.
For thirty years a ________ (mystery) light appeared above the bay each July, and only in 1998 did two students prove that it came from an empty lighthouse.

Her ________ (curious) about the wreck began at the age of nine, when her grandfather showed her a brass button he had found on the beach after a storm.
At the age of twenty-six, the ________ (adventure) young woman left her job in a bank to join a team mapping caves in Vietnam, a decision her parents still do not understand.
Climbing the north face in winter is extremely ________ (risk), yet more than two hundred climbers, some of whom have never used an ice axe, attempt it every year.
It was a ________ (courage) decision to sail alone across the Pacific at seventeen, and her family watched the tracker every night for ninety-four days.
With winds of eighty kilometres an hour and temperatures that never rose above freezing, the conditions were far more ________ (challenge) than the team had expected.
The ________ (discover) of a Roman villa beneath the car park in 2016 delayed the building work for eighteen months, which cost the council more than two million pounds.
At a ________ (deep) of three hundred metres the water is completely dark, and the fish that live there have eyes so small that they seem blind.
The ________ (frighten) crew waited in silence while the storm broke over the ship, and the captain later admitted that he had never seen waves so high.
The pass becomes ________ (danger) after dark, when the path narrows to a metre and the edge falls away into a valley of loose stones.
The ________ (survive) of the three climbers depended on a single packet of biscuits and on the shelter that they built from snow during their second night on the mountain.
After the ________ (fail) of his first two expeditions, he sold his car to pay for a third, which finally reached the summit in May 1953.
There was no ________ (science) evidence for the legend until 2011, when a team from the university carefully dated the bones to the fifth century.
For centuries the interior of the continent remained ________ (know) to Europeans, and maps simply showed empty space with the words no water written across it.
His ________ (hero) attempt to rescue the dog from the frozen lake was reported in every newspaper, though he insisted he had simply done what anyone would.
The race tests ________ (endure) rather than speed, since competitors must run a hundred kilometres across desert where the temperature reaches forty-five degrees.
It is ________ (astonish) that the temple survived the earthquake undamaged, while every modern building within a kilometre was destroyed or badly cracked.

Halfway across the ocean, the island occupied a ________ (geography) position that made it a natural base for whalers, and by 1850 three hundred ships called there each season.
Early ________ (navigate) depended on the stars, so a single cloudy week could send a ship hundreds of miles off course, which sometimes proved fatal.
The rescuers were extremely ________ (caution) as they entered the tunnel, since the roof had already fallen in twice and the air was thick with dust.
The ________ (explore) wrote in his diary that the desert was a sea without water, a phrase that later appeared on the cover of his book.
No ________ (risk) had been taken with the oxygen supply, yet the dive was still called off when the weather turned and the swell began to rise.
Her teacher ________ (courage) her to apply for the expedition, and that single sentence, spoken in a corridor after a lecture, changed the direction of her whole life.
The crew were ________ (deep) affected by what they saw on the wreck, and several of them refused to talk about it for years afterwards.
They ________ (discovery) the entrance quite by chance, when a sheep fell through a hole in the field and led the farmer to a cave full of bones.
The ________ (mystery) of the sea have attracted writers for centuries, though no story is stranger than the ship found empty with the kettle still warm.
His ________ (adventure) in South America filled two books, yet he never spoke about the three weeks during which he was lost in the mountains without food.
Only two of the nineteen crew ________ (survival) the first winter, and their diaries are now kept in the museum in Hobart, where visitors can read them.
The ________ (science) who examined the ice cores were surprised to find ash from a volcano that erupted in 1257, thousands of miles away.

三、根据句子中首字母提示完成合适的单词填空

Setting out from Cape Town in June 1914 with twenty-eight men and forty dogs, the e________ did not return for almost two years, by which time the world was at war.
The m________ of the empty ship has never been solved, although three separate teams have examined the logbook and found nothing unusual in it.
Pure c________ led the young chemist to test the water from the cave, and the result changed what scientists believed about life underground.
As a young a________ he crossed the Sahara by camel, and he later wrote a book about the journey that sold half a million copies in Britain.

参考答案

一、重点单词词性转换。

exploration; explorer
mysterious; mysteriously
curiosity; curiously
adventurous; adventurer
risky; riskily
courageous; courageously
challenging; challenger
discovery; discoverer
depth; deeply
sailor; sailing
frightening; frightened
dangerous; dangerously
survival; survivor
failure; failed
scientific; scientist
unknown; knowledge
heroic; heroism
endurance; enduring
astonishment; astonishing
geographical; geographer
navigation; navigator
cautious; cautiously

二、根据括号里单词的正确形式填空。

exploration
mysterious
curiosity
adventurous
risky
courageous
challenging
discovery
depth
frightened
dangerous
survival
failure
scientific
unknown
heroic
endurance
astonishing
geographical
navigation
cautious
explorer
risks
encouraged
deeply
discovered
mysteries
adventures
survived
scientists

三、根据句子中首字母提示完成合适的单词填空。

expedition
mystery
curiosity
adventurer
risky
discovery
frontier
breakthrough
pioneer
depth
summit
cave
wreck
legend
trace
revealed
evidence
survival
heroic
endurance
astonishing
navigation
geographer
cautious
desperate
unknown
voyage
search
pressure
crew

四、用括号里汉语提示完成单词填空。

unknown
exploration
explorer
mystery
curiosity
adventurous
risk
courage
challenge
discovery
depth
pioneer
breakthrough
frontier
frightened
dangerous
survival
failure
scientific
hero
endurance
astonishment
geographical
navigation
cautious
expedition
summit
cave
wreck
legend
trace
revealed
evidence
pressure
crew
voyage
search
diving
ancient
secret