题目内容：
It's my great honor____________to give a speech at the opening ceremony.
A． to invite B． inviting
C． having invited
D． to be invite
参考答案：
答案解析：
单选题：It's my great honor____________to give a speech at the openi
- 题目分类：英语三级A级
- 题目类型：单选题
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B． inviting
C． having invited
D． to be invite