57（）

According to Paragraph 1,why does the author scratch his head?

• A、Because he doesn' t know what to do once schools are closed
  
  

• B、Because he is not sure about the practicability of those new tests

• C、Because he is concerned that many teachers will lose their jobs

• D、Because he is not in favor of the government' s reform efforts.

When I am confronted with such questions, my mind goes __, and I can hardly remember my own date of birth.

• A、faint

• B、blank

• C、dark

• D、blind