Classes begin at eight.

八点开始上课。

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Classes begin at nine fifteen.

九点十五分上课。

youdao

Classes begin at half past eight.

课在八点半开始。

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Diana Farrell, who is now a member of America's National Economic Council but until recently worked for McKinsey, a consultancy that has spent a lot of time studying the middle classes, reckons they begin at roughly the point where people have a third of their income left for discretionary spending after providing for basic food and shelter.

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Turner is also executive director for student health at the University of Virginia, where classes are slated to begin Tuesday.

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