单词拼写（共10题，每小题0.5分，满分5分）
The government has declared a state of e____________ following the earthquake.
The organization works to rid the world of h____________ and disease.
Costs have been r____________ by 20% over the past year.
He is fond of ipad games, which has made his eyesight f____________.
She leaned over and w____________ something in his ear.
C ____________killed the cat.
C____________ to our expectation, the exam is difficult.
Body language v____________ from country to country.
She goes on a diet constantly to p____________ good figure.
The koala is u____________ to Australia.