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.