内容正文:
Unit 1 Nature in the Balance
重点单词变形,短语,句型,语法练习
单词变形
1. n.灭绝,绝种 → extinct adj. 绝种的,不再存在的
2. n. 结果,后果;重要性→ consequent adj. 随之发生的
3. n.长,长度 → long adj. 长的,长时间的→ v. (使)变长
4. v.生存;幸存→ survivor n. 幸存者→ n.存活;残存物
5. adj. 经济的;经济上的→ economy n. 经济;节约
6.poison v. 污染;毒死 n. 毒药→ adj. 有毒的
7. n. 不同种类;变化→ adj.各种各样的 → vary v. 改变
8. adj.化学的 n.化学物→ chemistry n.化学
9. v.不复存在,消失→ n. 消失→ appear v.出现
10.insufficiency n. 不足 → adj. 不足的
11. adj.活着的 n.生计;生活方式→ live v. 生活;居住
12. n. 应用;申请→ apply v. 申请
13.free adj. 自由的;免费的→ n. 自由
14. n. 辩护;保护→ defend v. 防御;保卫→ adj. 防御的
15.tower v. 屹立;胜过,超过 n. 塔→ adj. 高大的;出色的
16. n.组织;安排→ organize v. 组织
17. n./v. 伤害,损害→ adj. 有害的
18. adv. 绝对地;完全地→ adj. 绝对的;完全的
一、用单词的适当形式完成句子
19.According to the inventor, the invention would have a wide range of (apply) in industry.
20.If (heat), water can turn into vapour (蒸汽).
21.As China plays a greater role in (globe)affairs, international students are beginning to appreciate China’s culture and history through this amazing language.
22.There are (variety) activities for the teenagers to choose from.
23.Running is a good way for you to get rid your stress and worries.
24.You can be exposed to a (various) of cultures When travelling in China.
25.With the rapid (economy) development, China plays a more and more important role on the international stage.
26.Cottage industries have sprung up in many developing nations to search for the (recycle) and precious metals inside the waste.
27.He is busy in the (organise) of the football club.
28.We measured the (long) and width of the crack in the wall.
29.That’s an (entire) different matter.
30.New research suggests there could be things in the