Our bodies are strengthened by taking exercise,______ our minds developed by learning.

I want to ring him＿＿＿to know the reason why he rang＿＿＿while I was speaking yesterday. 

 I’d like to start my own business next year – that’s _________ I will face my big challenge in life.

 I can’t tell you the exact time when I will get there. ____, I’ll be there as early as I can.

Although the painting is very ____ pleasant, it is thought to be copied with a modern printing machine．