【题干】

　　27. More and more young people are held back from teaching____________.

　　28. Parents are encouraged to back the teacher up when there are_________

　　29. The government should reduce the workload on teachers to ease_________.

　　30. The government should promote teaching as a career by advertising_________.

　　【选项】

　　A. their stress

　　B. Their childhood memories

　　C. discipline problems

　　D. because of its low pay

　　E. more training

　　F. benefits

　　第4部分 阅读理解(第31-45题，每题3分，共45分)

　　下面有3篇短文，每篇短文后有5道题。请根据短文内容，为每题确定1个最佳选项。

　　What's Killing the Bats?

　　First it was bees. Now ..........