Travel agents charge 1 per cent commission on tickets.

旅行社收1%的购票服务费。

《柯林斯英汉双解大词典》

Tickets are available free of charge from the school.

学校有免费票。

《牛津词典》

Daniel: But I am only half a person as you and they charge both of us the same price tickets.

丹尼尔：但我只是个像你一半大的人啊，他们居然也收同样价格的票。

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Louis Rams, who have played poorly in recent years and play in a much smaller market than Detroit, charge fans much more for tickets and concessions than the Lions.

FORBES: Value Of Lions Has Most Upside Potential From NFL Postseason

Tickets are free of charge and are non-transferable.

WHITEHOUSE: White House Announces 2013 White House Easter Egg Roll

Why don't promoters simply charge a market-clearing price for the tickets instead of bashing middlemen who do?

ECONOMIST: Ticket touts are making powerful enemies