Mother Wang has three sons. Each of the three sons has a sister and a sister. One of the sisters has a brother and a younger brother. How many children does the mother have?
Can you cover the sky with leaves?
Xiao Wang brushed his teeth and whistled leisurely. How did he do it?
Red candles or green candles burn long?
Where is the smallest elephant in the world?
What gnashed its teeth?
How many words are there in "Xinhua Dictionary?
Why did Xiao Bai see 100 yuan and meat bones and he chose meat bones?
Xiao Dai rides on Daniel, why doesn't Daniel eat grass?