A tourist will easily lose his way in Beijing ______ he has a map or a guide.
This park is less______than that one.
He always looks ______.Now he’s looking______at his new drawing.
When I was working on a Maths problem, a good idea went ______my head.
There ______ a large number of students in our school. The number of the students_______ over three thousand.
Shanghai is _____the east of China. Japan is ______the east of China.