I’m delighted as chairman of the students’ union last winter.A. to appointB. to be appoin

发布时间：2020-08-16 13:53:21

  I’m delighted      as chairman of the students’ union last winter.
A. to appoint
B. to be appointed
C. to have appointed
D. to have been appointed

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A. to appoint
B. to be appointed
C. to have appointed
(答案→)D. to have been appointed
解析：be +形容词后接不定式做结果状语又根据时间last winter可知是完成的动作所以选D。句意为：很高兴我去年当选为学生会主席。
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