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题目内容
（长安大学-大学英语3）
19.
(2分)We look forward to ____to the opening ceremony.
A. invite
B. be invited
C. having been invited
D. being invited
(2分)We look forward to ____to the opening ceremony.
A. invite
B. be invited
C. having been invited
D. being invited
参考答案
