---- I was riding along the street and all of a sudden, a car cut in and knocked me down. ---- You can never be _______ careful in the street.
Paper produced every year is ________ the world’s production of vehicles.
The two ladies are ________ the same age, but there seems to be ten years ________ them.
I planned ________ to see you last week, but I was ill.
While building a tunnel through the mountain, ________ .
________with better communication ability is more likely to succeed in his career