Dãy chất nào sau đây đều thể hiện tính oxi hóa khi phản ứng với SO₂?

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Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  My shortsighted uncle _____________ his spectacles. We ________________ for them 
  everywhere but we can’t find them.
   

• Choose the best answer for the following sentence:

  She __________________ of great help to us since she ________________ for such a long time
  with us.
  
  

• Choose the best answer for the following sentence:

  '' ____________________ as interpreter?'' ''Yes, that is what I ________________ for the 
  last five months.''
  
  

• Choose the best answer for the following sentence:

  '' ______________ their quarrel?'' ''I don't know.'' I only know that they ______________ 
  on speaking terms since September.''
   

• Choose the best answer for the following sentence:

  Our pilot ___________________ for permission to take off for ten minutes already, but
  he ___________________ no answer yet.
   

• Choose the best answer for the following sentence:

  A skilful photographer _______________ me with the development of summer films
  for two weeks, but we ________________ only half of them.
   

• Choose the best answer for the following sentence:

  I ____________________ them since we met at Ann's birthday party.
  
  

• Choose the best answer for the following sentence:

  The discussion already _______________________  Why are you always late?
  
  

• Choose the best answer for the following sentence:

  Why __________________ my pen while I was out? You ______________________ it.
   

• Choose the best answer for the following sentence:

  You _____________________ me why you're called Peter when your name is John.