Answer:
acheter
Explanation:
acheter means bought so she bought some milk at the store
in french it's : ma mère a acheté du lait au magasin.
Typical first jobs in the United States are Servers/bus-boy in restaurants, tutor or cashier in a Supermarket.
In France and other places in Europe people that come out of school or University go directly in the job that they trained for. Banker, Insurance Agents, Travel Guides, Teachers etc.