It's good to be f____ to others.(根据首字母填空)

It's good to be f____ to others.(根据首字母填空)
It's good to be f____ to others.(根据首字母填空)

It's good to be f____ to others.(根据首字母填空)
It's good to be (friendly) to others.
be friendly to为固定短语,意为和某某人友好.
整句话的意思是和他人友好是好的.

friendly

It's good to be friendly to others.