—Are you worried about her safety?—Just ________.She isn't alone.
Leif followed Biarn’s directions and sailed to _______is believed to be the coast of present-day Canada.
By around 900 AD,there were many places in Northern Europe______the Vikings chose to live.
Our meeting room is ______ theirs.
— Where is the hospital?— It’s about 500 meters ______ the school.
As we all know, the advantage _______ is good for students’ self-improvement.