Dung dịch nào sau đây tác dụng với kim loại Cu? 

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose a word that has different stress pattern:

  seafood                         pollute                          mammal                       proper 

• Choose the correct sentence which is built from the words and phrases given:

  5 June 1911, Ho Chi Minh / leave / Vietnam / a French steamer / work / a kitchen helper / 
  find out the way / free / own country //.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  Ho Chi Minh / also / establish / the communist-governed Democratic Republic / Vietnam
  / 1945 / and / lead / the North Vietnamese / defeat / the French Union / 1954 / Dien
  Bien Phu //.
  
  

• Choose one sentence that has the same meaning to the root one:

  We must take steps to preserve natural resources otherwise the planet will be in danger.
  
  

• Choose one sentence that has the same meaning to the root one:

  As soon as he arrived at the airport, he called home.
  
  

• Choose a word that has different stress pattern:

  experience                effectively                    satisfaction                  activity 

• Choose the word that has the underlined part pronounced differently from the rest:  

  assign                 sign                  signature                   resign

• Choose the word that has the underlined part pronounced differently from the rest:  

  strategy                classmate                  grader                   information

• Choose the correct sentence which is built from the words and phrases given:

  I / at university / an embarrassing experience / never forget.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  At last / I / find my class / amazement / the young man / turn into / English teacher.