1. Keeping calm is the most important thing you should remember in time of e__________.

2. Tom d________ to be praised by the boss as he has worked so hard that nobody can imagine.

3. The news of Gaddafi's death was b_______ over the radio throughout the world immediately.

4. Ann was very annoyed at his rude b__________ at her birthday party.

5. I don't understand what you are saying. Would you please give me an __________(解释)?

6. After a few days of fever, she began to ________ (恢复) from it.

7. People often work out outdoors on the weekend and do something ________(挑战性的).

8. George likes living in Australia, where he had an _______ (令人愉快的) time several years ago.

9. She g_______ from Luhe No. 1 Middle School last July and then went to America for further study.

10. I felt ________ (尴尬的) about what a mess my house was.

下列各句中，没有语病的一句是

A．这份宣言建议大力发展自由贸易、削减外债、增加对第三世界的援助和打击腐败。

B．金融专家认为，如果日元贬值到1美元兑换约120日元左右，财务省和日本银行也只能采取默认的态度。

C．周谷城先生早年就投身于轰轰烈烈的"五·四”运动，所以最终成为蜚声海内外的学者、历史家。

D．在常规能源，水电的优越性是取之不尽、用之不竭的再生能源。