A shortage of English teachers的用法和样例：
- The war was lost because of a shortage of munitions.
- There is a shortage of salt in this country.
- There was a shortage of oxygen at the top of the mountain.
- The need to improve customer service in order to safeguard, and this requires deep-level exchange, whether you suffer from a shortage of English custom service specialists?
- A lot of English teachers are wanted in our school.