题目内容
用正确的介词完成句子
________ honour of the Eighth Route soldiers, we built the monument．
________ my opinion, you'd better give him a hand．
As a teacher, you should learn how to deal ________ the naughty students in class．
Tom was always so lonely standing there ________ himself．
The answer ________ the question has not been known yet．
Good luck ________ your trip．
