II. Grammar and Vocabulary (15 points)21. In face of _______ failure, it’s important for us to keep ________ good state of mind.
In the past few years, __________much improvement in the traffic.
They became friends again that day. Until then they ______to each other for nearly two years.
The news that volunteer workers will go to homes for the aged ______now.
The girl who ___ beautiful eyes _____a prize in yesterday’s singing contest.
Qing Dynasty ______for more than 200 years.