AI-completed learning example
197 words · Illustrative target bandThe graphs showed the shifting of households percentage owning electrical appliances (washing machine, refrigerator, and vacuum cleaner) and household spent time (hours) on housework per week from 1920 to 2019. Overall, the ownership of three electrical appliances increased gradually throughout the periods, with a significant increase in 1940. In 2019, almost the households have refrigerator and vacuum cleaner; in fa…
Read full answer & analysis →