What did you do for your mom on her birthday—I her a birthday cake.

He was a good student and scored(得分) _______ average in most subjects

The guide told us that he would organize some business men abroad＿＿＿next week

Is this the reason ______ at the meetingfor his carelessness in his work

_____ Longyan you see today is quite _____different city from what it was twenty years ago