Young adults ______ older ones are more likely to prefer sports and become enthusiastic sports fans.

I have tried to keep his advice in ____ when writing this book.

The students are forbidden，unless they have special passes，________after 11 p.m.

After 1953 _______ people have succeeded in climbing the mountain.

In the past ten years, the ________mountain climber _________ a lot from his own adventurous _______