(2012辽宁卷)The newcomer went to the library the other day and scarched for he could find about Mark Twain.
It was a _____ evening and I really had a good sleep.
Is your ring _____ gold?
He has a _______ knowledge of animals.
You’d better put the milk in the fridge, which has a _______ to go bad in hot weather.
The Browns stood staring at the happy _______ of children playing in the park.