2 . The secretary attended the conference on the ________(代表) of the manager. In other words, the secretary attended the conference in place of the manager. (根据汉语提示单词拼写)

3 . The Green Party have called for a substantial reduction in the________ of greenhouse gases by the UK. (根据句意填空)

7 . It is not just a little ________ you can pick up in half an hour. (根据句意填空)

10 . 词性转换
1. register vt. &vi. 登记；注册→________ n. 登记；注册；挂号
2. annoy vt. 使……不悦；惹恼→________ adj. 颇为生气的
3. impress vt. &vi. 使留下深刻印象→________ n. 印象；感想→________ adj. 给人深刻印象的
4. concentrate vt. &vi. 集中（注意力）；聚精会神→________ n. 集中
5. explore vt. & vi. 探索；探测；探究→________n. 探险家；勘探者→________n. 探索
6. organise vt. & vi. 组织；成立→________ n. 组织者→________ n. 组织→________adj. 有组织的
7. anxious adj. 忧虑的；不安的→________ adv. 忧虑地；不安地→________n. 担心；焦虑；渴望
8. curious adj. 好奇的→________ adv. 好奇地→________ n. 好奇心
9. nation n. 国家；民族；国民→________ n. 国籍；民族→________ adj. 国家的；国民的
10. confidence n. 自信；信任→________adj. 自信的；确信的