Personal space is the region surrounding a person ________ they regard as psychologically theirs.
According to a widely accepted theory, the universe began ____ a “Big Bang” that threw matter in all directions.
__________ the term has come to an end, I’m going to take a trip to Macau.
Another war___________ between the two countries and people of them suffered a lot.
He ,________ you is to be responsible for what has happened .
Your essay is quite good ,except _____ there are some spelling mistakes in it.