单句语法填空
【小题1】(2019·全国I)In recent years some Inuit people in Nunavut have reported increases in bear sightings around human settlements, leading to a __________(believe) that populations are increasing.
【小题2】(2019·全国I)Of __________ nineteen recognized polar bear subpopulations, three are declining, six are stable, one is increasing, and nine lack enough data.
【小题3】(2019·全国Ⅱ)When we got a call saying she was short-listed, we thought it was __________ joke.
【小题4】(2019·全国III)When they were free from work, they invited us to local events and let us know of an interesting __________ (compete) to watch, together with the story behind it.
【小题5】(2018·全国III)My name is Mireya Mayor. I’m a __________(science) who studies animals such as apes and monkeys.
【小题6】(2018·全国II)This switch has decreased __________(pollute) in the country’s major lakes and reservoirs and made drinking water safer for people.
【小题7】(2018·全国I)Two of the authors of the review also made a study published in 2014 which showed a mere five to ten minutes a day of running reduced the risk of heart disease and early deaths from all __________(cause).
【小题8】(2018·全国Ⅰ)If you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give __________ a try.
【小题9】(2018·全国Ⅲ)When the gorillas and I frightened each other, I was just glad to find ________(they) alive.
【小题10】(2018·全国Ⅱ)Corn production has jumped nearly 125 percent over __________ past 25 years, while rice has increased only 7 percent.
【小题11】(2018·全国Ⅲ)Unexpectedly, I’m face-to-face with the gorilla, who begins screaming at __________ top of her lungs.
【小题12】(2017·全国III)She is determined to carry on with her __________(educate).
【小题13】(2017·全国III)She has turned down several __________(invitation) to star at shows in order to concentrate on her studies.
【小题14】(2017·全国II)It ran for just under seven kilometers and allowed people to avoid terrible __________(crowd) on the roads above as they travelled to and from work.
【小题15】(2017·全国II)This development was only possible with the __________(introduce) of electric-powered engines and lifts.
【小题16】(2017·全国I)This trend, which was started by the medical community(医学界) as a method of fighting heart disease, has had some unintended side __________(effect) such as overweight and heart disease — the very thing the medical community was trying to fight.
【小题17】(2017·全国Ⅱ)However, the railway quickly proved to be a great success and within six months, more than 25,000 people were using __________ every day.
【小题18】(2017•全国Ⅰ)As __________ result, people will eat more food to try to make up for that something missing.
【小题19】(2017•全国Ⅱ)This included digging up the road, laying the track and then building a strong roof over __________ top.
【小题20】(2017•全国Ⅲ)Instead, she is earning $6500 a day as __________ model in New York.

下列各句中均有一处错误，指出并改正。
【小题1】(2019·全国I)Suddenly football fell just in front of me and almost hit me.
【小题2】(2019·全国I)To everyone’s surprising, the ball went into the net.
【小题3】(2019·全国I)All the football player on the playground cheered loudly.
【小题4】(2019·全国Ⅱ)Since I was a kid, I’ve considered different job I would like to do.
【小题5】(2019·全国III)In the cafe, customers will enjoy yourselves in the historical environment which is created for them.
【小题6】(2018·全国III)The classroom is a place for learning and that include learning from textbooks, and mistake as well.
【小题7】(2018·全国II)After supper, we would play card games of all sort in the sitting room.
【小题8】(2018·全国I)They had a big separate house to raise dozens of chicken.
【小题9】(2018•全国Ⅰ)During my last winter holiday, I went to countryside with my father to visit my grandparents.
【小题10】(2018·全国Ⅰ)The first time I went there, they were living in a small house with dogs, ducks, and another animals.
【小题11】(2018·全国Ⅱ)No matter how many times I asked to watch cartoons, my parents would not let me. They would say to us that playing card games would help my brain.
【小题12】(2018·全国Ⅲ)I had done myself homework but I was shy.
【小题13】(2018•全国Ⅱ)As the kid, I loved to watch cartoons.
【小题14】(2017·全国II)They often get some useful informations from the internet.
【小题15】(2017·全国I)The instructor kept repeating the word, “Speed up!” “Slow down!”
【小题16】(2017•全国Ⅲ)Around me in picture are the things that were very important in my life at that time.
【小题17】(2017·全国Ⅰ)In the summer holiday following my eighteenth birthday, I took driving lessons. I still remember how hard first day was.
【小题18】(2017·全国Ⅱ)Mr. and Mrs. Zhang all work in our school.
【小题19】(2017·全国Ⅲ)This picture often brings back to me many happy memories of your high school days.