Ⅰ.单词拼写
1. Digital content is so easily accessible nowadays that young people may just ________ (认为) books to be free and are not ready to pay for it.
2. Unexpectedly, I'm facetoface with the gorilla，who begins screaming at the top of her ________ (肺)．(2018·全国卷Ⅲ)
3. Those who t________ to think back can hardly go ahead.(2019·天津卷)
4. Large human brains consume more food, and weaken ________ (肌肉)．(2019·北京卷)
5. This has led companies and individuals to donate money to developing countries to buy computer e________ and Internet facilities.(2019·北京卷)
6. The eightpart series(系列节目) gave viewers advice on how to get value from the vast r________ of health products on the market.(2018·全国卷Ⅰ)
7. The ________ (骨头) structure of our ancestors developed for millions of years to support a creature that walked on all fours and has a relatively small head.(2019·北京卷)
8. Mammals(哺乳动物)weighing sixty kilograms have an a________ brain size of 200 cm2.(2019·江苏卷)
9. Of the nineteen recognized polar bear subpopulations, three are declining, six are stable, one is increasing, and nine ________(缺乏) enough data.(2019·全国卷Ⅰ)
10. His music could stop his ________ (疾病) from worsening.(2019·北京卷)
【答案】1. assume 2. lungs 3. tend 4. muscles 5. equipment 6. range 7. bone 8. average 9. lack 10. disease
