（ ） in 1636, Harvard is one of the most famous universities in the United States.
（A）Being founded
（B）It was founded
（C）Founded
（D ）Founding
My family sent my cousin an E - mail （ ） his passing the Entrance Examination.
（A）congratulated with him
（B）congratulating him on
（C）to congratulate him on
（D）congratulate to him
Did you smell something （ ）?
（A）burn
（B）burning
（C）to be burnt
（D）being burnt
