从方框中选择恰当的单词完成句子。

writer,  picnic, belong to, favorite,  concert

Ba Jin is a famous Chinese ________. He wrote lots of books in his life.
－Whose is this dictionary?－ It must ________ Amy. It has her name on the cover.
He loves football. And playing football is one of his________ sports.
The Greens go to the  ________ once a week. They enjoy music very much.
The students of Class 2 are going on a ________on the top of the mountains next week. They will have a good time.