I would appreciate _________ if you could let me know in advance when the meeting will be held．

I would appreciate _________ if you could let me know in advance when the meeting will be held．

A.that

B.this

C.it

D./

答案及解析： C

解析：

考查it用法。固定句型appreciate it that…喜欢…。句意：如果你提前让我知道回忆何时举行，我会非常开心。