单词拼写。

根据下列句子所给首字母或汉语注释，写出空缺处单词的正确形式。（每空一词）

1. Keep calm, and try not to ________(惊慌).

2. The witness _________(起誓) that what she said was true.

3. I'm sure they won't feel ________(失望).

4. He _______ (强调)the importance of protecting the water resources in his speech at the Earth Summit.

5. I'm not interested in the ________(内容) of this website.

6. Facing so many dangers, the man still kept_____(镇静).

7. He hasn't yet ________(恢复健康) from his disease.

8. Winter vacation is ________ (靠近). I can't wait to go back home.

9. This was a _____(激烈的) battle in which both sides suffered heavy losses.

10. People are required to pay for their ________(购买) before they leave the supermarket.

某县在县人大代表的选举中，组织各选区人大代表候选人与选民见面会，让每位候选人“登台亮相”，发表“竞选演说”，与选民进行近距离的交流。可见，县人大代表的选举方式 [ ]

①是直接选举和差额选举

②有助于选民了解候选人，提高选举积极性

③是间接选举和等额选举

④有利于比较充分考虑当选者结构的合理性

A．①④

B．②③

C．①②

D．②④