Ⅰ.用where，when，why，that，which, whether或whom填空
1．Do you remember the scene ________ Cao Cao and Liu Bei were drinking?
2．He didn’t know ________ to go on or stop.
3．The house ________________ we once lived in is being repaired by some workers.
4．I will never forget the days ________ I was taken good care of in that village.
