If you are too formal, people around you won’t be __________

The student is too young. He can’t look after himself _______.

The beach in Hainan is a good place for us _____.

I was at the cinema at 8:00 yesterday evening. What about you— Oh, I_____ a walk with my mother by the river.

Do you know in ancient China— I have no idea. But I know people once used tree leaves to make paper.