第13讲-Unit-5-重点单词变形-短语-句型-语法练习(选修第一册)(原卷版).docx

Unit 5 Working the Land
重点单词变形，短语，句型，语法练习

1．devote vt.把……献(给)；把……专用于；专心于→ n．献身；忠诚；热爱
2．convince vt.使相信；使确信；说服→ adj.有说服力的；使人信服的
→ adj.确信的；坚信的
3． assumption n．假定；设定；(责任的)承担；(权利的)获得→ v．假定；设想
→ conj.假定；假设
4．consumption n．消耗；消耗量；消费→ vt.消耗；消费；吃；喝→ n．消费者；用户；客户
5．salty adj.含盐的；咸的→ n．盐
6．extension n．扩建部分；扩大；电话分机→ vt.伸开；展开；延伸
7．chemical adj.与化学有关的；化学的 n．化学制品；化学品→ n．化学
8．nutritional adj.营养(物)的→ adj.有营养的；营养丰富的→ n．营养；滋养
9．depth n．向下(或向里)的距离；深(度)→ adj.深的→ vt.加深；(使)变深
一、用单词的适当形式完成句子
1．A series of __________ (assume) about why people become homeless and what they need have been made.
2．Fats and sugar are very rich in energy but poor in vitamins and ________ (mineral).
3．It is ______ (essence) that people should care one another when a disaster hits.
4．The new fridges will have the same features and usable space as ________(convention) units.
5．From the look on Mary’s face, it was evident ________ they’ve found no evidence so far who had stolen the computers in the office.
6．________ they suddenly disappeared remains a mystery now. (用适当的词填空)
7．It was by hard training and excellent teamwork that the Chinese volleyball team ________(attain) such a splendid achievement.
8．The whole food chain is affected by the overuse of ________(chemical) in agriculture.
9．Alcoholism affects all  __________(aspect) of family life.
10．That might sound like an impossible dream, but Bexler turned it into a ________ (real).
11．________ my mother told me takes root in my mind and leads me to success.
12．Although Tim and Mike come from __________ (entire) different backgrounds, they become close friends.
13．Difficult as the problem was ________(overcome), they kept on seeking for possible solutions instead of giving up hope.
14．A large number of paintings are collected and displayed in the British Museum, the most famous one ________(estimate) to be worth more than 80 million dollars.
15．Hannah is a model and performance artist____________ (devote) to ocean conservation.
16．In the 19th century, water power was widely utilized ________(generate) electricity.
17．There was a gradual ________ (extend) of the powers of central government.
18．The old dormitory ________ (comprise) of 50 identical rooms collapsed yesterday because of a terrible earthquake.
19．________ (boost) the economy of the suburb, the government has invited many famous companies to build factories there.
20．It has set up a special team comprised ________ senior experts from home and abroad to organize research on the new virus.
21．________ engages in killing and trading wild animals will be punished.
22．I’m firmly______(convince) that this book is based on historical events.
23．_____ surprised me most was that such a little girl of seven could play the violin so well.
24．The scientist ________(devote) most of his life to observing the behaviour of the chimps.
25．Most old overseas Chinese keep in the________(deep) of their souls a longing for their motherland.
二、根据汉语意思填写单词
26．It is easy to make a mistaken ________(假定) about people and events when we lack full information or proper context.
27．He has made progress in every ________(方面).
28．She ________ (克服) all the difficulties and got to where she wanted to go.
29．You can be paid in cash weekly or by cheque monthly; those are the two ________(可选项).
30．My mom shops at the______(食品杂货) store in the shopping centre.
31．His conclusion was based on a series of wrong ______(猜想).
32．The country’s industrial structure is dominated by ______ (化学的) industries and its energy consumption structure depends on coal.
33．The hot was so ________(强烈的)that many people felt uncomfortable.
34．You will need to ______ (使相信) them of your passion for the job.
35．This is not imagination, but ________(现实), so you should treat it seriously.
36．As for chemical fertilisers, crops grown with them usually grow too fast to be rich in _________(营养) .
37．To_________(解决，处理) this crisis, he chose to study agriculture and received an education at Southwest Agricultural College.
38．We plan to ________ (扩大) the business by opening two more stores.
39．Humans cannot________(消化)plants such as grass. In other words, we can’t feed on grass.
40．The boss was embarrassed to admit that there was a ________(短缺)of skilled labour.
三、完成句子
41．袁隆平在内心深处仍然是一位农民。
___________ ___________, Yuan is still very much a farmer at heart.
42．袁隆平毕生奉献给千千万万的中国农民。
Yuan Longping __________ __________ _________ _______ millions of Chinese farmer.
43．袁隆平捐赠巨资支持农业研究。
Yuan Longping ___________ ___________ ___________ ___________ support agricultural research.
44．他设想水稻长得与高粱一样高，每支稻穗与扫帚一样大。
He envisioned rice plants ___________ ___________ ___________ sorghum, with each ear of rice as big as a broom.
45．这会影响土里种植的作物，相应地就会影响消化这些作物的人畜。
This affects the crops grown on the land and, ________ _______ , the animals and humans who digest them.
四、用单词的适当形式完成短文
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Born into a poor farmer’s family in 1930, Dr Yuan graduated from Southwest Agricultural College in 1953. Since then, 46 (find) ways to grow more rice has been his life goal. As a young man, he saw the great need 47 increasing the rice output. At that time, 48 (hungry) was a disturbing problem in many parts of the countryside. Dr Yuan searched for 49 way to increase rice harvests without expanding the area of the fields. In 1950, Chinese farmers could produce only fifty million tons of rice. In a recent harvest, 50 , nearly two hundred million tons of rice was produced. 51 (this)increased harvests mean that 22% of the world’s people 52 (feed)from just 7% of the farmland in China. Dr Yuan is now circulating his knowledge in India, Vietnam and many other 53 (little) developed countries to increase their rice 54 (harvest). Thanks to his research, the UN has more tools in the battle to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large 55 before.