1 . Cycling is an a______ (绝对地)energy-saving means of transportation. （根据中英文提示填空）

2 . In order to raise students’ a________of working hard every day, our school invited a graduate who is studying in Tsinghua University now to give a lecture. (根据首字母单词拼写)

3 . Investigations have indicated that the virus was most likely to o________ (起源)from the seeds. （根据中英文提示填空）

4 . Soldiers, policemen, personnel from local search and r________ office and from disaster agency along with volunteers have been involved in the work. (根据首字母单词拼写)

5 . In addition, studies show that c________ eating habits, for example, taking three meals a day at the same time each day, are better for our health. (根据首字母单词拼写)

6 . The American Heart Association recommends that we limit ourselves to less than 100-150 calories a day from sugar, which is less than what is usually _________(包含) in one can of sweet drink or in a single candy bar. (根据汉语提示单词拼写)

7 . Beyond this, you can keep healthy by c________ different categories of fresh foods, especially fruit and vegetables, which are full of vitamins and fibre, rather than processed foods. (根据首字母单词拼写)

8 . 词性转换
1. poisonous adj. 有毒的，引起中毒的→________n. 毒药，毒物，毒素   vt. 毒死，毒害→________adv. 有毒地；恶毒地
2. effect n. 结果，后果；作用，影响；效力→________adj. 有效的；起作用的→________adv. 有效地；实际上，事实上→________v. 影响；感染；（感情上）深深打动
3. aware adj. 意识到的，察觉到的→________adj. 不知道的，未察觉的→________n. 意识
4. silent adj. 安静的，寂静的→________n. 寂静，安静→________adv. 安静地，寂静地
5. defend v. 守卫；防御；保卫→________n. 保卫；守卫；防御
6. important adj. 重要的→________n. 重要性
7. increase v.&n.增加，增长→________v.&n. 减少；降低
8. earn v. 赢得，博得→ ________n. 收入；所赚的钱
9. rather than不是；而不是→..________
10. puzzled adj. 困惑的，无法理解的→________v. 使困惑，使迷n. 谜，难题→________adj. 令人迷惑的→________n. 迷惑，困惑

9 . 词性转换
1. assume. v.________-----n.________-----conj.________假设……为真；假如
2. frighten. v.________---adj.________引起恐惧的；骇人的---adj.________害怕的；受惊的-----n.________
3. sense. v./n.________---adj.________体贴的；善解人意的——adj.________明智的；合理的
4. mercy. n.________-----adj.________
5. express. v.________-----n.________-----adj.________
6. addict. v./n.________---adj.________上瘾的；入迷的-----n.________ 瘾；入迷---adj.________使人上瘾的
7. equal. adj./v./n.________ ----adv.________----n.________平等；相等----adj.________不相等的；不平等的
8. apply. v________----n.________申请（书）；应用----n.________申请者
9. determine. v________------n.________------adj.________
10. consider. v.________------n.________------adj.________体贴的；考虑周到的------adj.________相当多（或大、重要等）的-----prep.________

10 . Instead, we should feed the world's poor and find immediate solutions to other problems, such as pollution and f________ diseases. (根据首字母单词拼写)