_____ fine day it is! Let’s go and fly kites.

_____ difficulties we may come across, we’ll help one another to overcome them. [ ]

下列各句中加点词的词类活用情况与例句相同的是例：契丹与吾约为兄弟

The parents can’t explain _______ makes their children so fascinated with their teacher’s lessons.

With a lot of difficult problems ____, the newly-elected president is having a hard time.