Of course you have to stick to it for a year at least.

Then there are all your other subjects, of course, reading, and painting, and the rules of Citizenship.' 'Good gracious!' said Anthea.
'Look here,' said the child, jumping up, 'it's nearly four.

The expelledness only lasts till then.

Come home with me.

Mother will tell you all about everything.' 'Will your mother like you taking home strange children ?' asked Anthea.
'I don't understand,' said the child, settling his leather belt over his honey-coloured smock and stepping out with hard little bare feet.