Under normal circumstances, he has been training for a month. If it is a school year, the training institution will basically not drop out of school year, including the teaching materials issued and the accommodation fee for the school year.
If there are tuition and fees, etc. They will be specified and the rest will be returned.
Of course, some training institutions will refund part of the tuition fees for one academic year, depending on luck.
Tuition fees for unfinished academic years will be refunded, and general training institutions will not refuse.
Because illness is his personal breach of contract and does not belong to the category of force majeure.
Training institutions will generally postpone him rather than drop out of school, unless he applies to the school for dropping out when he is ill.