______ __ a reply, he decided to send another e-mail

─ _______ is it from Sunshine Town to the centre of Beijing─ It’s about 20 kilometres _______ our school.

___ nearly all behavior is learned behavior is a basic assumption of social scientists.

If I_____plan to do anything I wanted to ,I’d like to go to Tibet and travel through as much of it as possible

He goes to school early on workdays ____ Saturday and Sunday.