中英释义：
双语例句
如果过期了，每天要罚多少元？
How much is the overdue charge per day?
重点句子：淘气一共花了多少元？。
Key sentence: How much did Taoqi spend?
一本《童话故事》比一本《数学世界》便宜多少元?。
How much is Fair Tales less than Math Land?
重点词汇
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多少
how many; how much; to some extent; amount; number; how; any; well; somewhat; many; much