Unit 1 Teenage Life 词汇知识课下练习 一、单词拼写（根据首字母和汉语意思填空） Susan had quit her well-paid job and was working as a v_____ in the neighborhood when I visited her last year. This school has offered a special course to students in order to i_____ their English. Now helps in a local school as a v_____ (a person who does the job without being paid for it three days a week). Can you r_____ some new books on exploring space to me Grandfather gets c_____ sometimes, and doesn’t even know what day it is. He set off for a new a_____ in the United States on the first day of the new year. The c_____ look on her face suggested that she didn’t know the truth. Many U.S. healthcare workers face COVID-19 safety c_____. Senior high school will help you learn and grow, but you are r____ for your future. My neighbors v_____ to take care of my pet dog while I was on vacation. Cigarette smoking is _____ (负责的) for about 90% of deaths from lung cancer. My grandmother _____ (更喜欢) to sit in the yard, enjoying the warmth of spring. One day, you will find that these tools can then assist you with a _____ (解决方法) of the problem. When asked by the teacher, one student commented that she _____ (更喜欢) literature to science. He is an _____ (专家) in trade in that area. All the people taking part in this activity are _____ (志愿者) who deserve our respect. That kind of _____ (行为) is sure to make him angry. Mary _____ (义务，志愿) to clean up the church yesterday. When my mother is _____ (显然) wrong, I will try to explain it to her. I’m tired of having to _____ (假装) all the time. 二、词性转换 1. _____n. 挑战；艰巨任务 vt. 怀疑；向……挑战→_____ n. 挑战者→_____ adj. 具有挑战性的 2. _____vt. 使糊涂；使迷惑→_____ adj. 难以理解的；不清楚的→_____ adj. 糊涂的；迷惑的→_____ n. 困惑；不确定；混乱 3. _____adj. (尤指外语)流利的；熟练的→_____ adv. 流利地；流畅地→_____ n. (尤指外语)流利；流畅 4. _____vi. & vt. 毕业；获得学位 n. 毕业生→_____ n. 毕业；毕业典礼 5. _____adj. 高级的；高等的；先进的→_____ n. 前进；发展 vi. 前进；发展 vt. 发展；促进 6. _____adv. 显然；明显地→_____ adj. 明显的；显然的；易理解的 7. _____adj. 负责的；有责任的→_____ n. 责任；义务 8. _____n. 解决办法；答案→_____ v. 解决 9. _____n. 行为；举止→_____ v. 举动；(举止或行为)表现 10. _____adj. 有瘾的；上瘾的；入迷的→_____ n. 对……入迷的人；吸毒成瘾的人→_____ n. 瘾；入迷；癖好→_____ adj. 使人上瘾的 11. _____ n.志愿者→ _____ adj.自愿的；志愿的→_____ adv.志愿地；自动地 12. _____ vt.较喜欢→_____n.偏爱；优先（权） 13. _____ adj.合适的；适用的→_____vt. 适合 14. _____ vi.改进；改善→_____n.改善；改进 参考答案： 一、单词拼写 volunteer improve volunteer recommend confused adventure confused concerns responsible volunteered responsible prefers solution preferred expert volunteers behavior volunteered obviously pretend 二、词性转换 challenge; challenger; challenging confuse; confusing; confused; confusion fluent; fluently; fluency graduate; graduation advanced; advancement; advance o ... ...
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