1. The worker get medical service free of charge.
工人们得到了免费医疗。
2. Could I have this sample free of charge?
我能免费要这个样品吗？
3. The book will be sent free of charge.
这本书将免费赠送。
The ticket is free of charge.
Application is free of charge.
申请费用全免。
It is free of charge.
这是免费的。
The delivery is free of charge.
可以免费送到您家。
The sample is free of charge..
样品免费赠送。
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