单词拼写：根据所提供的首字母，写出符合句意的单词。一个空只能填一个单词。（共10小题；每小题0.5分，共5分）
1. The Big House of Qiao Family (乔家大院) is a perfectly p__________________ old house.
2. It suddenly o_____________ to her that she had once seen the man somewhere before.
3. Bank cards are p________________ useful when travelling and there are often insurance benefits if you pay for your travel with them.
4. The police want those who have w____________ the accident to call them and provide them with enough evidence.
5. More often than not, it is difficult to c______________ the exact meaning of a Tang poem in English.
6. She wrote several letters to the government about the air pollution, but got no r_____________.
7. Today, the boss announced that smoking was f__________________ during office hour.
8. Akitt was u_______________ about the time of the recovery so he looked very depressed.
9. Though rich, she lives a simple life. She r____________ wears expensive jewellery.
10. I was very d_________________ by the failure, but I still hoped we could find a solution.
