I felt greatly honored when I took part in my friend’s birthday party.A. to welcomeB. wel

问题补充：

I felt greatly honored when I took part in my friend’s birthday party.

A. to welcome

B. welcoming

C. to be welcomed

D. welcomed

答案：

A. to welcome

B. welcoming

(答案→)C. to be welcomed

D. welcomed

解析：本题考查非谓语动词。feel honored to do sth.表示“做某事感到荣幸”。题干中“I”是受欢迎的，所以要用动词不定式的被动语态。