题目内容
（请给出正确答案）
[主观题]
We are looking forward to ______ to the lecture by the famous professor. A. send
We are looking forward to ______ to the lecture by the famous professor.
A. send
B. be sent
C. being sent
D. sending
如搜索结果不匹配，请 联系老师 获取答案
A、进气口
B、出气口
C、开关
D、排污口
