acute morta-lity method的用法和样例：
- The real mortalities of the three strains were tested by using LC99 value of susceptible baseline, and the resu lt showed that they obeyed the same tendency of the theoretical morta lities.
- The method seems good but it needs to be tried out.
- The patient is complaining of acute earache.
- I can't claim infallibility for this method.
- It's acute appendicitis. We ought to operate.
- This area has an acute shortage of water.