He can, but, visa officer may consider whether he has the financial capacity, because he needs the GBP 7,000 to cover the remaining period of his study in the UK. GBP 7,000 for an oversea student in the UK is not a big sum at all, as the UKBA estimated that it needs at least GBP 800/month to stay in the UK as a student (this figure was 1000 if the student is in central London).