• 1.   The polar bear is found in the Arctic Circle and some big land masses as far south as Newfoundland. While they are rare north of 88°, there is evidence _ they range all the way across the Arctic, and as far south as James Bay in Canada. It is difficult to figure out a global population of polar bears as much of the range has been _ (poor) studied; however, biologists calculate that there are about 20,000 - 25,000 polar bears worldwide.   Modern methods _ tracking polar bear populations have been employed only since the mid-1980s, and are expensive _ (perform) consistently over a large area. In recent years some Inuit people in Nunavut _ (report) increases in bear sightings around human settletments, leading to a _ (believe) that population are increasing. Scientists have responded by _ (note) that hungry bears may be congregating(聚集)around human settlements, leading to the illusion(错觉) that populations are _ (high) than they actually are. Of _ nineteen recognized polar bear subpopulations, three are declining, six _ (be) stable, one is increasing, and nine lack enough data.

    语法填空 2019年 ● 全国卷Ⅰ

  • 2. Does the name of the college you attend really matter? Research on the question _ (suggest) that, for most students, it doesn't. What students do at college seems to matter much more than _ they go. The students benefiting most from college are those _ are totally engaged(参与) in academic life, taking full advantage of the college's chances and resources (资源). Students should have a proper attitude towards college before thinking about which college to attend, and its never too early to make necessary preparations for a healthy and _ (meaning) college experience.

    语法填空 2019年 ● 北京卷

  • 3. Earth Day, _ (mark) on 22 April, is an annual event aiming to raise public awareness about environmental protection. First celebrated _ 1970, the Day now includes events in more than 190 countries and regions (地区). No matter what you like to do, there is a way to get involved in various _ (activity) on Earth Day. You can plant a tree, make a meal with locally grown vegetables , or save power — the possibilities are endless.

    语法填空 2019年 ● 北京卷

  • 4. On the first day of my first grade, I stood by the door with butterflies in my stomach. I _ (voice) my biggest concern to my mother, "How will I make friends?" She handed me advice, "Be yourself. " For the past 20 years,I have lived by these words. Soon I will graduate and become part of the real world. Nervously _ (face) challenges, I know I will whisper to _ (I) the two simple words "Be yourself" .

    语法填空 2019年 ● 北京卷

  • 5.   There are several reasons why school uniforms are a good idea. First of all, uniforms help the school look smart. The students feel that they belong to a particular group. When every pupil in the school wears the uniform, nobody _ ( have) to worry about fashion (时尚). Everybody wears _ same style of clothes. Uniforms can be useful in unexpected ways. A school in Ireland has introduced an interesting new uniform. On the edge of the jacket, there is a piece of cloth _ gives off light in the dark. When the children are walking or _ ( cycle) to school on dark mornings, car drivers can _ (easy) see them.   But can uniforms help improve school standards? The answer _ this question is not clear. One study in America found that students' grades _ ( improve) a lttle after the school introduced uniforms. But some students didn't want _ ( wear) the uniform. Other American studies showed no _ ( connect) between uniforms and school performance.   School uniforms are _ ( tradition) in Britain, but some schools are starting to get rid of them. Some very good schools don't have a uniform policy. However, uniforms are still popular. Pupils at about 90 percent of British secondary schools wear uniforms.

    语法填空 2019年 ● 浙江卷

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