Examples
suǒ yǒu所有wén zhāng文章dōu都bì xū必须zài在guī dìng规定shí jiān时间nèi内jiāo交shàng lái上来。
所有文章都必须在规定时间内交上来。
All essays must be handed in on time.
从某种意义上来说，她也是对的。
In a sense, she is right, too.
请大家认真检查一次，再把考卷交上来。
Please give it a check, then hand in the examination paper.