A:学习可以解决一切难题
B:学习可以提高品德修养
C:学习,才能适应社会的发展要求
D:学习才能变得聪明
You can visit Hong Kong in ______ season because there are many modern shopping malls there.
群贤毕至,____。 (王羲之《兰亭集序》)