2020年高考英语复习 语法填空专题练习(2)及答案

语法填空专题练习（2）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。

AIt is reported 1. ________ people in China eat on average about 12 grams of salt each day, which is much higher than the 6 grams 2. ________ (recommend) by the World Health Organization. You could be eating too much without 3. ________ (realise) it, because about 75% of the salt we eat is already in the food we buy.Past studies have found that people 4. ________ eat more salt than they need tend 5. ________ (have) high blood pressure. Eating too much salt has also been linked to heart problems. Here are some tips for you.★ Cut back on high salt foods.Some foods such as cheese, bacon and chips are almost always high in salt because of the way they 6. ________ (make). You should try to have these 7. ________ smaller amounts.★ Choose reduced salt bread and breakfast cereals.Bread and breakfast cereals are major sources of salt, not because they're 8. ________ (necessary) high in salt but because we eat a lot of them. Next time you're shopping, take the time to compare the salt levels on a few similar 9. ________ (product) because there can be a really big 10. ________ (different) between different types and brands.★ Avoid using salt to add flavour to meals.Instead, you could use herbs such as garlic and lemon juice to add flavour to meals.BAbout 65% of Americans say they have difficulty falling asleep a few 1. ________ (night) each week, according to a recent study 2. ________ (make) by the National Sleep Foundation. Sleeping too little can lead to a higher risk of becoming fat and getting depressed. Some of your favourite evening habits may have 3. ________ to do with sleeping problems.★ Setting a bright alarm clockThe light of your bright alarm clock can prevent you 4. ________ falling asleep. You can make your room as dark as possible. Cover the bright numbers with a book or consider 5. ________ (buy) a small travel clock.★ Counting sheepWhen you just can't fall asleep, 6. ________ is useless to count sheep. If you've been trying to fall asleep for more than 30 minutes, the National Sleep Foundation suggests that you get up and do something 7. ________ will make you sleepy. Before you know it, you'll be going back to bed 8. ________ (real) tired. ★ Exercising late at nightDaytime keeps you 9. ________ (energy) for hours. That's why you don't want 10. ________ (exercise) within three hours of going to bed. Fierce physical activities raise your body temperature and are bad for a good night's sleep.CComputer programmer David Jones earns £35,000 a year by 1. ________ (design) new computer games, yet he cannot find a bank ready to let him have a credit card. Yesterday, he 2. ________ (tell) to wait another two years, until he is 18. The 16-year-old works for a small firm in Liverpool where the problem of most young people of his age is finding a job.But David's biggest headache is what to do with his money. Even though he earns a lot, he cannot drive a car or get credit cards. “I got the job because the people 3. ________ run the firm knew I had already written some 4. ________ (program),” he said. David spends most of his spare time working.“5. ________ (unfortunate), computing was not part of our studies at school,” he said. “But I had been studying it in books and magazines 6. ________ four years in my spare time. I knew 7. ________ I wanted to do and never thought about staying on at school. Most people in this business are fairly young, anyway.” David added: “I would like 8. ________ (earn) a million and I suppose early 9. ________ (retire) is a possibility. You never know when the market might 10. ________ (appear).”DWhen Susan White went back to high school, she never had any thoughts about getting a high school diploma.“I just wanted to learn more,” she said. But when she found out that many c lassmates were planning to graduate, Mrs. White recalled, “I said my young friends can graduate from high school, 1. ________ can I.” As soon as she 2. ________ (complete) a history course, Mrs. White will graduate next month and enter the record books as the 3. ________ (old) person ever to graduate from high school in the United States. 4. ________ the way, Mrs. White is 98 years old, and 5. ________ (obvious) nobody has completed high school at an older age.Having dropped out of school in the 10th grade, Mrs. White's 6. ________ (able) to learn has not been dulled by the 80 years layoff. Since going back to 7. ________ (she) studies, she has kept up a straight record that is the highest possible. Now that she is about to get a diploma, Mrs. White has become a strong believer in 8. ________ (get) a good education.“I don't like anyone dropping out of school,” she said. “9. ________ makes me mad to hear a person has decided 10. ________ (leave) school because future generations will have to know even more t han we do to survive.”E1. ________ (found) in 1636, Harvard University is the2. ________ (old) of all the many colleges and universities in the United States. Yale, Princeton, Columbia and Dartmouth were opened soon after Harvard.In the early years, these schools were much similar. Only young men could study there. All the students studied 3. ________ same subjects, and everyonelearned Latin, Greek and Hebrew (希伯来语). Little was known about science then, and one kind of school could teach everything 4. ________ was known about the world. When the students graduated, most of 5. ________ (they) became ministers or teachers.In 1782, Harvard started a medical school for students who wanted to become doctors. Later, lawyers could receive their 6. ________ (train) in Harvard's law school. In 1825, besides Latin and Greek, Harvard began teaching modern languages, such as French and German. Soon it began teaching American history.7. ________ (luck), as knowledge increased, Harvard and other colleges began to teach many new subjects. Students were allowed 8. ________ (choose) the subjects that interested them.Today, there are many different kinds of colleges and universities, which are made 9. ________ of smaller schools that deal 10. ________ special fields of learning. There's so much to learn that one kind of school can't offer it all.FBritish chemistry professor has become a big star on the Internet by doing experiments that are too 1. ________ (danger) to do in schools.Professor Martyn Poliakoff teaches at the University of Nottingham in the UK. Some people compare 2. ________ (he) to the great scientist Albert Einstein. His videos have been watched more than 6 million times on the video sharing website YouTube, according to a report 3. ________ (give) by the English newspaper TheTelegraph. In his videos he mixes interesting stories 4. ________ scientific facts and huge blasts (爆炸). His style makes students 5. ________ are bored with school science lessons 6. ________ (extreme) excited.The professor has received hundreds of fan e-mails from students across the world. He said he was surprised by the attention. One of his videos was watched 200,000 times in just 24 hours after 7. ________ (put) on the YouTube front page.“I lectured to 8. ________ (many) people that day than I have in the whole of the rest of my life,” he said.Professor Poliakoff 's videos are about the fun of 9. ________ (discover). That's the reason 10. ________ they attract so many people. He says, “The message they're getting across to students is that —although their teachers are very nice —chemistry can be much more fun.”答案A. 1. that 2. recommended 3. realizing4. who / that 5. to have6. are made7. in8. necessarily9. products 10. differenceB. 1. nights 2. made 3. something 4. from 5. buying6. it7. that8. really9. energetic 10. to exerciseC. 1. designing 2. was told 3. who / that 4. programs 5. Unfortunately6. for7. what8. to earn9. retirement 10. disappearD. 1. so 2. completes 3. oldest 4. By 5. obviously6. ability7. her8. getting9. It 10. to leaveE. 1. Founded 2. oldest 3. the 4. that 5. them6. training7. Luckily8. to choose9. up 10. withF. 1. dangerous 2. him 3. given 4. with 5. who / that6. extremely7. being put8. more9. discovery 10. why。