It is said that body language ________ 55 per cent of a first impression while what you say just 7 per cent.
It was through Xiao Li ____ I got to know Xiao Wang.
How long ____ to finish the work?
____ four years since I joined the Army.
The climate of Shanghai is better than ____ of Nanjing.
We think ____ our duty to pay taxes to our government.