You can write to your teacher whenever you come across any problems. most colleges offering a correspondence course demand the corresponding students be gathered on campus once or twice a year.

每当你学习中有问题时都可以给老师去信。 开设函授课程的学院大都要求函授生每年到学院本部集中面授一两次。

youdao

Demand, of course, should also rise.

当然，需求也会相应增加。

youdao

But in those times, our true friends will demand better of us and we will change course.

但在此类情况下，我们真正的朋友会要求我们做得更好，我们也会调整路线。

youdao

"And that cost-cutting is resulting in higher unemployment, and of course the higher unemployment is creating lack of demand.

VOA: standard.2009.07.02

Andreessen would, of course, demand all the old board resign.

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Of course they demand we withdraw from Iraq.

BBC: NEWS | UK | Politics | Blair's speech in Lisbon

Of course, this demand flattens out at various periods when the emerging market economies cool, but this does not alter the major trend.

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