—What was strange about yesterday?—There were black clouds and loud thunder, but _____, it didn’t rain.
No sooner ________in the distance ______a storm began to pour.
The CDs are on sale!Buy one and you get ______ completely free.
It’s no use____ that you didn’t know the rules.
At a rough estimate(估计), Nigeria is ____ Great Britain.
In face of _______ failure, it is the most important to keep up ________ good state of mind.